v3.25.2
Shareholder Report
 6 Months Ended
Jun. 30, 2025
USD ($)
shares
Shareholder Report [Line Items]  
Document Type N-CSRS
Amendment Flag false
Registrant Name Variable Insurance Products Fund IV
Entity Central Index Key 0000720318
Entity Investment Company Type N-1A
Document Period End Date Jun. 30, 2025
VIP Industrials Portfolio Service Class 2  
Shareholder Report [Line Items]  
Fund Name VIP Industrials Portfolio
Class Name VIP Industrials Portfolio Service Class 2
No Trading Symbol Flag true
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains information about VIP Industrials Portfolio for the period April 25, 2025 to June 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Additional Information Phone Number 1-877-208-0098
Additional Information Email funddocuments@fmr.com
Additional Information Website fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block] What were your Fund costs for the last six months?
(based on hypothetical $10,000 investment)
 
 
 
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
 
Service Class 2 A
$ 17 
0.85%
  
AExpenses for the full reporting period would be higher.
 
Expenses Paid, Amount $ 17
Expense Ratio, Percent 0.85%
Expenses Short Period Footnote [Text Block] Expenses for the full reporting period would be higher.
Net Assets $ 294,425,450
Holdings Count | shares 52
Investment Company Portfolio Turnover 30.00%
Additional Fund Statistics [Text Block] Key Fund Statistics
(as of June 30, 2025)
 
KEY FACTS 
  
  
Fund Size
$294,425,450
  
Number of Holdings
52
  
Portfolio Turnover
30%
  
Holdings [Text Block]       TOP INDUSTRIES (% of Fund's net assets) Aerospace & Defense 27.2   Machinery 20.2   Electrical Equipment 15.6   Building Products 8.7   Ground Transportation 8.6   Trading Companies & Distributors 5.3   Commercial Services & Supplies 4.7   Construction & Engineering 3.0   Professional Services 2.4   Others 2.7       Common Stocks 98.4 Short-Term Investments and Net Other Assets (Liabilities) 1.6 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 98.4                       Short-Term Investments and Net Other Assets (Liabilities) - 1.6   United States 100.0 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 100.0                         
Largest Holdings [Text Block] TOP HOLDINGS (% of Fund's net assets)     GE Aerospace 7.6   GE Vernova Inc 7.6   Howmet Aerospace Inc 6.0   Boeing Co 4.2   Parker-Hannifin Corp 4.0   Eaton Corp PLC 3.9   Trane Technologies PLC 3.9   TransDigm Group Inc 3.2   Ingersoll Rand Inc 3.1   Deere & Co 3.1     46.6  
VIP Materials Portfolio Service Class 2  
Shareholder Report [Line Items]  
Fund Name VIP Materials Portfolio
Class Name VIP Materials Portfolio Service Class 2
No Trading Symbol Flag true
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains information about VIP Materials Portfolio for the period April 25, 2025 to June 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Additional Information Phone Number 1-877-208-0098
Additional Information Email funddocuments@fmr.com
Additional Information Website fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block] What were your Fund costs for the last six months?
(based on hypothetical $10,000 investment)
 
 
 
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
 
Service Class 2 A
$ 17 
0.91%
  
AExpenses for the full reporting period would be higher.
 
Expenses Paid, Amount $ 17
Expense Ratio, Percent 0.91%
Expenses Short Period Footnote [Text Block] Expenses for the full reporting period would be higher.
Net Assets $ 61,791,421
Holdings Count | shares 44
Investment Company Portfolio Turnover 53.00%
Additional Fund Statistics [Text Block] Key Fund Statistics
(as of June 30, 2025)
 
KEY FACTS 
  
  
Fund Size
$61,791,421
  
Number of Holdings
44
  
Portfolio Turnover
53%
  
Holdings [Text Block]       TOP INDUSTRIES (% of Fund's net assets) Chemicals 57.0   Metals & Mining 22.5   Containers & Packaging 10.6   Construction Materials 8.8       Common Stocks 98.9 Short-Term Investments and Net Other Assets (Liabilities) 1.1 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 98.9                       Short-Term Investments and Net Other Assets (Liabilities) - 1.1   United States 86.2 Canada 7.2 Zambia 3.4 Brazil 3.0 Germany 0.2 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 86.2                       Canada - 7.2                               Zambia - 3.4                               Brazil - 3.0                               Germany - 0.2                                 
Largest Holdings [Text Block] TOP HOLDINGS (% of Fund's net assets)     Linde PLC 17.4   Ecolab Inc 8.8   Air Products and Chemicals Inc 5.2   Corteva Inc 5.1   Mosaic Co/The 4.9   International Paper Co 3.5   First Quantum Minerals Ltd 3.4   CRH PLC 3.1   AptarGroup Inc 3.1   Wheaton Precious Metals Corp 3.0     57.5  
VIP Utilities Portfolio Service Class 2  
Shareholder Report [Line Items]  
Fund Name VIP Utilities Portfolio
Class Name VIP Utilities Portfolio Service Class 2
No Trading Symbol Flag true
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains information about VIP Utilities Portfolio for the period April 25, 2025 to June 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Additional Information Phone Number 1-877-208-0098
Additional Information Email funddocuments@fmr.com
Additional Information Website fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block] What were your Fund costs for the last six months?
(based on hypothetical $10,000 investment)
 
 
 
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
 
Service Class 2 A
$ 16 
0.85%
  
AExpenses for the full reporting period would be higher.
 
Expenses Paid, Amount $ 16
Expense Ratio, Percent 0.85%
Expenses Short Period Footnote [Text Block] Expenses for the full reporting period would be higher.
Net Assets $ 321,132,406
Holdings Count | shares 29
Investment Company Portfolio Turnover 176.00%
Additional Fund Statistics [Text Block] Key Fund Statistics
(as of June 30, 2025)
 
KEY FACTS 
  
  
Fund Size
$321,132,406
  
Number of Holdings
29
  
Portfolio Turnover
176%
  
Holdings [Text Block]       TOP INDUSTRIES (% of Fund's net assets) Electric Utilities 64.7   Multi-Utilities 16.7   Independent Power and Renewable Electricity Producers 8.3   Oil, Gas & Consumable Fuels 2.7   Electrical Equipment 2.1   Gas Utilities 1.6   Construction & Engineering 1.6   Commercial Services & Supplies 0.6   Semiconductors & Semiconductor Equipment 0.6       Common Stocks 98.9 Short-Term Investments and Net Other Assets (Liabilities) 1.1 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 98.9                       Short-Term Investments and Net Other Assets (Liabilities) - 1.1   United States 97.3 Canada 2.7 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 97.3                       Canada - 2.7                                  
Largest Holdings [Text Block] TOP HOLDINGS (% of Fund's net assets)     NextEra Energy Inc 11.8   Constellation Energy Corp 9.2   Duke Energy Corp 8.2   Vistra Corp 7.7   Sempra 6.0   Exelon Corp 5.5   Entergy Corp 4.7   PPL Corp 4.0   Ameren Corp 3.9   Xcel Energy Inc 3.8     64.8  
VIP Utilities Portfolio - Investor Class  
Shareholder Report [Line Items]  
Fund Name VIP Utilities Portfolio
Class Name VIP Utilities Portfolio Investor Class
No Trading Symbol Flag true
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains information about VIP Utilities Portfolio for the period January 1, 2025 to June 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Additional Information Phone Number 1-877-208-0098
Additional Information Email funddocuments@fmr.com
Additional Information Website fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block] What were your Fund costs for the last six months?
(based on hypothetical $10,000 investment)
 
 
 
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
 
Investor Class 
$ 35 
0.68%
  
Expenses Paid, Amount $ 35
Expense Ratio, Percent 0.68%
Net Assets $ 321,132,406
Holdings Count | shares 29
Investment Company Portfolio Turnover 176.00%
Additional Fund Statistics [Text Block] Key Fund Statistics
(as of June 30, 2025)
 
KEY FACTS 
  
  
Fund Size
$321,132,406
  
Number of Holdings
29
  
Portfolio Turnover
176%
  
Holdings [Text Block]       TOP INDUSTRIES (% of Fund's net assets) Electric Utilities 64.7   Multi-Utilities 16.7   Independent Power and Renewable Electricity Producers 8.3   Oil, Gas & Consumable Fuels 2.7   Electrical Equipment 2.1   Gas Utilities 1.6   Construction & Engineering 1.6   Commercial Services & Supplies 0.6   Semiconductors & Semiconductor Equipment 0.6       Common Stocks 98.9 Short-Term Investments and Net Other Assets (Liabilities) 1.1 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 98.9                       Short-Term Investments and Net Other Assets (Liabilities) - 1.1   United States 97.3 Canada 2.7 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 97.3                       Canada - 2.7                                  
Largest Holdings [Text Block] TOP HOLDINGS (% of Fund's net assets)     NextEra Energy Inc 11.8   Constellation Energy Corp 9.2   Duke Energy Corp 8.2   Vistra Corp 7.7   Sempra 6.0   Exelon Corp 5.5   Entergy Corp 4.7   PPL Corp 4.0   Ameren Corp 3.9   Xcel Energy Inc 3.8     64.8  
VIP Utilities Portfolio - Initial Class  
Shareholder Report [Line Items]  
Fund Name VIP Utilities Portfolio
Class Name VIP Utilities Portfolio Initial Class
No Trading Symbol Flag true
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains information about VIP Utilities Portfolio for the period January 1, 2025 to June 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Additional Information Phone Number 1-877-208-0098
Additional Information Email funddocuments@fmr.com
Additional Information Website fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block] What were your Fund costs for the last six months?
(based on hypothetical $10,000 investment)
 
 
 
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
 
Initial Class 
$ 31 
0.60%
  
Expenses Paid, Amount $ 31
Expense Ratio, Percent 0.60%
Net Assets $ 321,132,406
Holdings Count | shares 29
Investment Company Portfolio Turnover 176.00%
Additional Fund Statistics [Text Block] Key Fund Statistics
(as of June 30, 2025)
 
KEY FACTS 
  
  
Fund Size
$321,132,406
  
Number of Holdings
29
  
Portfolio Turnover
176%
  
Holdings [Text Block]       TOP INDUSTRIES (% of Fund's net assets) Electric Utilities 64.7   Multi-Utilities 16.7   Independent Power and Renewable Electricity Producers 8.3   Oil, Gas & Consumable Fuels 2.7   Electrical Equipment 2.1   Gas Utilities 1.6   Construction & Engineering 1.6   Commercial Services & Supplies 0.6   Semiconductors & Semiconductor Equipment 0.6       Common Stocks 98.9 Short-Term Investments and Net Other Assets (Liabilities) 1.1 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 98.9                       Short-Term Investments and Net Other Assets (Liabilities) - 1.1   United States 97.3 Canada 2.7 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 97.3                       Canada - 2.7                                  
Largest Holdings [Text Block] TOP HOLDINGS (% of Fund's net assets)     NextEra Energy Inc 11.8   Constellation Energy Corp 9.2   Duke Energy Corp 8.2   Vistra Corp 7.7   Sempra 6.0   Exelon Corp 5.5   Entergy Corp 4.7   PPL Corp 4.0   Ameren Corp 3.9   Xcel Energy Inc 3.8     64.8  
VIP Technology Portfolio - Service Class 2  
Shareholder Report [Line Items]  
Fund Name VIP Technology Portfolio
Class Name VIP Technology Portfolio Service Class 2
No Trading Symbol Flag true
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains information about VIP Technology Portfolio for the period January 1, 2025 to June 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Additional Information Phone Number 1-877-208-0098
Additional Information Email funddocuments@fmr.com
Additional Information Website fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block] What were your Fund costs for the last six months?
(based on hypothetical $10,000 investment)
 
 
 
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
 
Service Class 2 
$ 42 
0.82%
  
Expenses Paid, Amount $ 42
Expense Ratio, Percent 0.82%
Net Assets $ 3,012,771,758
Holdings Count | shares 103
Investment Company Portfolio Turnover 44.00%
Additional Fund Statistics [Text Block] Key Fund Statistics
(as of June 30, 2025)
 
KEY FACTS 
  
  
Fund Size
$3,012,771,758
  
Number of Holdings
103
  
Portfolio Turnover
44%
  
Holdings [Text Block]       TOP INDUSTRIES (% of Fund's net assets) Semiconductors & Semiconductor Equipment 45.9   Software 24.5   Technology Hardware, Storage & Peripherals 12.6   IT Services 6.0   Communications Equipment 4.1   Ground Transportation 2.4   Broadline Retail 0.9   Entertainment 0.8   Hotels, Restaurants & Leisure 0.3   Others 0.4       Common Stocks 96.2 Preferred Stocks 1.7 Preferred Securities 0.0 Bonds 0.0 Short-Term Investments and Net Other Assets (Liabilities) 2.1 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 96.2                       Preferred Stocks - 1.7                     Preferred Securities - 0.0                 Bonds - 0.0                                Short-Term Investments and Net Other Assets (Liabilities) - 2.1   United States 90.9 Netherlands 4.5 Taiwan 2.4 Canada 1.6 United Kingdom 0.2 India 0.2 France 0.1 China 0.1 Israel 0.0 Korea (South) 0.0 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 90.9                       Netherlands - 4.5                          Taiwan - 2.4                               Canada - 1.6                               United Kingdom - 0.2                       India - 0.2                                France - 0.1                               China - 0.1                                Israel - 0.0                               Korea (South) - 0.0                           
Largest Holdings [Text Block] TOP HOLDINGS (% of Fund's net assets)     NVIDIA Corp 24.7   Microsoft Corp 12.2   Apple Inc 9.9   Cisco Systems Inc 4.1   Marvell Technology Inc 3.8   NXP Semiconductors NV 3.7   ON Semiconductor Corp 3.1   Taiwan Semiconductor Manufacturing Co Ltd 2.4   Uber Technologies Inc 2.3   GlobalFoundries Inc 2.2     68.4  
VIP Technology Portfolio - Investor Class  
Shareholder Report [Line Items]  
Fund Name VIP Technology Portfolio
Class Name VIP Technology Portfolio Investor Class
No Trading Symbol Flag true
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains information about VIP Technology Portfolio for the period January 1, 2025 to June 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Additional Information Phone Number 1-877-208-0098
Additional Information Email funddocuments@fmr.com
Additional Information Website fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block] What were your Fund costs for the last six months?
(based on hypothetical $10,000 investment)
 
 
 
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
 
Investor Class 
$ 33 
0.65%
  
Expenses Paid, Amount $ 33
Expense Ratio, Percent 0.65%
Net Assets $ 3,012,771,758
Holdings Count | shares 103
Investment Company Portfolio Turnover 44.00%
Additional Fund Statistics [Text Block] Key Fund Statistics
(as of June 30, 2025)
 
KEY FACTS 
  
  
Fund Size
$3,012,771,758
  
Number of Holdings
103
  
Portfolio Turnover
44%
  
Holdings [Text Block]       TOP INDUSTRIES (% of Fund's net assets) Semiconductors & Semiconductor Equipment 45.9   Software 24.5   Technology Hardware, Storage & Peripherals 12.6   IT Services 6.0   Communications Equipment 4.1   Ground Transportation 2.4   Broadline Retail 0.9   Entertainment 0.8   Hotels, Restaurants & Leisure 0.3   Others 0.4       Common Stocks 96.2 Preferred Stocks 1.7 Preferred Securities 0.0 Bonds 0.0 Short-Term Investments and Net Other Assets (Liabilities) 2.1 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 96.2                       Preferred Stocks - 1.7                     Preferred Securities - 0.0                 Bonds - 0.0                                Short-Term Investments and Net Other Assets (Liabilities) - 2.1   United States 90.9 Netherlands 4.5 Taiwan 2.4 Canada 1.6 United Kingdom 0.2 India 0.2 France 0.1 China 0.1 Israel 0.0 Korea (South) 0.0 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 90.9                       Netherlands - 4.5                          Taiwan - 2.4                               Canada - 1.6                               United Kingdom - 0.2                       India - 0.2                                France - 0.1                               China - 0.1                                Israel - 0.0                               Korea (South) - 0.0                           
Largest Holdings [Text Block] TOP HOLDINGS (% of Fund's net assets)     NVIDIA Corp 24.7   Microsoft Corp 12.2   Apple Inc 9.9   Cisco Systems Inc 4.1   Marvell Technology Inc 3.8   NXP Semiconductors NV 3.7   ON Semiconductor Corp 3.1   Taiwan Semiconductor Manufacturing Co Ltd 2.4   Uber Technologies Inc 2.3   GlobalFoundries Inc 2.2     68.4  
VIP Technology Portfolio - Initial Class  
Shareholder Report [Line Items]  
Fund Name VIP Technology Portfolio
Class Name VIP Technology Portfolio Initial Class
No Trading Symbol Flag true
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains information about VIP Technology Portfolio for the period January 1, 2025 to June 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Additional Information Phone Number 1-877-208-0098
Additional Information Email funddocuments@fmr.com
Additional Information Website fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block] What were your Fund costs for the last six months?
(based on hypothetical $10,000 investment)
 
 
 
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
 
Initial Class 
$ 29 
0.57%
  
Expenses Paid, Amount $ 29
Expense Ratio, Percent 0.57%
Net Assets $ 3,012,771,758
Holdings Count | shares 103
Investment Company Portfolio Turnover 44.00%
Additional Fund Statistics [Text Block] Key Fund Statistics
(as of June 30, 2025)
 
KEY FACTS 
  
  
Fund Size
$3,012,771,758
  
Number of Holdings
103
  
Portfolio Turnover
44%
  
Holdings [Text Block]       TOP INDUSTRIES (% of Fund's net assets) Semiconductors & Semiconductor Equipment 45.9   Software 24.5   Technology Hardware, Storage & Peripherals 12.6   IT Services 6.0   Communications Equipment 4.1   Ground Transportation 2.4   Broadline Retail 0.9   Entertainment 0.8   Hotels, Restaurants & Leisure 0.3   Others 0.4       Common Stocks 96.2 Preferred Stocks 1.7 Preferred Securities 0.0 Bonds 0.0 Short-Term Investments and Net Other Assets (Liabilities) 2.1 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 96.2                       Preferred Stocks - 1.7                     Preferred Securities - 0.0                 Bonds - 0.0                                Short-Term Investments and Net Other Assets (Liabilities) - 2.1   United States 90.9 Netherlands 4.5 Taiwan 2.4 Canada 1.6 United Kingdom 0.2 India 0.2 France 0.1 China 0.1 Israel 0.0 Korea (South) 0.0 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 90.9                       Netherlands - 4.5                          Taiwan - 2.4                               Canada - 1.6                               United Kingdom - 0.2                       India - 0.2                                France - 0.1                               China - 0.1                                Israel - 0.0                               Korea (South) - 0.0                           
Largest Holdings [Text Block] TOP HOLDINGS (% of Fund's net assets)     NVIDIA Corp 24.7   Microsoft Corp 12.2   Apple Inc 9.9   Cisco Systems Inc 4.1   Marvell Technology Inc 3.8   NXP Semiconductors NV 3.7   ON Semiconductor Corp 3.1   Taiwan Semiconductor Manufacturing Co Ltd 2.4   Uber Technologies Inc 2.3   GlobalFoundries Inc 2.2     68.4  
VIP Real Estate Portfolio - Service Class 2  
Shareholder Report [Line Items]  
Fund Name VIP Real Estate Portfolio
Class Name VIP Real Estate Portfolio Service Class 2
No Trading Symbol Flag true
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains information about VIP Real Estate Portfolio for the period January 1, 2025 to June 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Additional Information Phone Number 1-877-208-0098
Additional Information Email funddocuments@fmr.com
Additional Information Website fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block] What were your Fund costs for the last six months?
(based on hypothetical $10,000 investment)
 
 
 
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
 
Service Class 2 
$ 42 
0.85%
  
Expenses Paid, Amount $ 42
Expense Ratio, Percent 0.85%
Net Assets $ 344,627,587
Holdings Count | shares 32
Investment Company Portfolio Turnover 41.00%
Additional Fund Statistics [Text Block] Key Fund Statistics
(as of June 30, 2025)
 
KEY FACTS 
  
  
Fund Size
$344,627,587
  
Number of Holdings
32
  
Portfolio Turnover
41%
  
Holdings [Text Block]       TOP INDUSTRIES (% of Fund's net assets) Specialized REITs 36.4   Residential REITs 14.1   Retail REITs 12.7   Industrial REITs 11.6   Health Care REITs 11.3   Real Estate Management & Development 9.3   Office REITs 1.8   Hotel & Resort REITs 1.7       Common Stocks 98.9 Short-Term Investments and Net Other Assets (Liabilities) 1.1 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 98.9                       Short-Term Investments and Net Other Assets (Liabilities) - 1.1   United States 100.0 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 100.0                         
Largest Holdings [Text Block] TOP HOLDINGS (% of Fund's net assets)     American Tower Corp 13.1   Equinix Inc 8.2   Prologis Inc 7.6   Ventas Inc 6.7   Jones Lang LaSalle Inc 5.7   Welltower Inc 4.6   Public Storage Operating Co 4.4   Iron Mountain Inc 3.4   Essex Property Trust Inc 3.3   Sun Communities Inc 3.1     60.1  
VIP Real Estate Portfolio - Service Class  
Shareholder Report [Line Items]  
Fund Name VIP Real Estate Portfolio
Class Name VIP Real Estate Portfolio Service Class
No Trading Symbol Flag true
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains information about VIP Real Estate Portfolio for the period January 1, 2025 to June 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Additional Information Phone Number 1-877-208-0098
Additional Information Email funddocuments@fmr.com
Additional Information Website fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block] What were your Fund costs for the last six months?
(based on hypothetical $10,000 investment)
 
 
 
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
 
Service Class 
$ 35 
0.70%
  
Expenses Paid, Amount $ 35
Expense Ratio, Percent 0.70%
Net Assets $ 344,627,587
Holdings Count | shares 32
Investment Company Portfolio Turnover 41.00%
Additional Fund Statistics [Text Block] Key Fund Statistics
(as of June 30, 2025)
 
KEY FACTS 
  
  
Fund Size
$344,627,587
  
Number of Holdings
32
  
Portfolio Turnover
41%
  
Holdings [Text Block]       TOP INDUSTRIES (% of Fund's net assets) Specialized REITs 36.4   Residential REITs 14.1   Retail REITs 12.7   Industrial REITs 11.6   Health Care REITs 11.3   Real Estate Management & Development 9.3   Office REITs 1.8   Hotel & Resort REITs 1.7       Common Stocks 98.9 Short-Term Investments and Net Other Assets (Liabilities) 1.1 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 98.9                       Short-Term Investments and Net Other Assets (Liabilities) - 1.1   United States 100.0 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 100.0                         
Largest Holdings [Text Block] TOP HOLDINGS (% of Fund's net assets)     American Tower Corp 13.1   Equinix Inc 8.2   Prologis Inc 7.6   Ventas Inc 6.7   Jones Lang LaSalle Inc 5.7   Welltower Inc 4.6   Public Storage Operating Co 4.4   Iron Mountain Inc 3.4   Essex Property Trust Inc 3.3   Sun Communities Inc 3.1     60.1  
VIP Real Estate Portfolio - Investor Class  
Shareholder Report [Line Items]  
Fund Name VIP Real Estate Portfolio
Class Name VIP Real Estate Portfolio Investor Class
No Trading Symbol Flag true
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains information about VIP Real Estate Portfolio for the period January 1, 2025 to June 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Additional Information Phone Number 1-877-208-0098
Additional Information Email funddocuments@fmr.com
Additional Information Website fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block] What were your Fund costs for the last six months?
(based on hypothetical $10,000 investment)
 
 
 
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
 
Investor Class 
$ 34 
0.68%
  
Expenses Paid, Amount $ 34
Expense Ratio, Percent 0.68%
Net Assets $ 344,627,587
Holdings Count | shares 32
Investment Company Portfolio Turnover 41.00%
Additional Fund Statistics [Text Block] Key Fund Statistics
(as of June 30, 2025)
 
KEY FACTS 
  
  
Fund Size
$344,627,587
  
Number of Holdings
32
  
Portfolio Turnover
41%
  
Holdings [Text Block]       TOP INDUSTRIES (% of Fund's net assets) Specialized REITs 36.4   Residential REITs 14.1   Retail REITs 12.7   Industrial REITs 11.6   Health Care REITs 11.3   Real Estate Management & Development 9.3   Office REITs 1.8   Hotel & Resort REITs 1.7       Common Stocks 98.9 Short-Term Investments and Net Other Assets (Liabilities) 1.1 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 98.9                       Short-Term Investments and Net Other Assets (Liabilities) - 1.1   United States 100.0 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 100.0                         
Largest Holdings [Text Block] TOP HOLDINGS (% of Fund's net assets)     American Tower Corp 13.1   Equinix Inc 8.2   Prologis Inc 7.6   Ventas Inc 6.7   Jones Lang LaSalle Inc 5.7   Welltower Inc 4.6   Public Storage Operating Co 4.4   Iron Mountain Inc 3.4   Essex Property Trust Inc 3.3   Sun Communities Inc 3.1     60.1  
VIP Real Estate Portfolio - Initial Class  
Shareholder Report [Line Items]  
Fund Name VIP Real Estate Portfolio
Class Name VIP Real Estate Portfolio Initial Class
No Trading Symbol Flag true
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains information about VIP Real Estate Portfolio for the period January 1, 2025 to June 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Additional Information Phone Number 1-877-208-0098
Additional Information Email funddocuments@fmr.com
Additional Information Website fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block] What were your Fund costs for the last six months?
(based on hypothetical $10,000 investment)
 
 
 
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
 
Initial Class 
$ 30 
0.60%
  
Expenses Paid, Amount $ 30
Expense Ratio, Percent 0.60%
Net Assets $ 344,627,587
Holdings Count | shares 32
Investment Company Portfolio Turnover 41.00%
Additional Fund Statistics [Text Block] Key Fund Statistics
(as of June 30, 2025)
 
KEY FACTS 
  
  
Fund Size
$344,627,587
  
Number of Holdings
32
  
Portfolio Turnover
41%
  
Holdings [Text Block]       TOP INDUSTRIES (% of Fund's net assets) Specialized REITs 36.4   Residential REITs 14.1   Retail REITs 12.7   Industrial REITs 11.6   Health Care REITs 11.3   Real Estate Management & Development 9.3   Office REITs 1.8   Hotel & Resort REITs 1.7       Common Stocks 98.9 Short-Term Investments and Net Other Assets (Liabilities) 1.1 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 98.9                       Short-Term Investments and Net Other Assets (Liabilities) - 1.1   United States 100.0 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 100.0                         
Largest Holdings [Text Block] TOP HOLDINGS (% of Fund's net assets)     American Tower Corp 13.1   Equinix Inc 8.2   Prologis Inc 7.6   Ventas Inc 6.7   Jones Lang LaSalle Inc 5.7   Welltower Inc 4.6   Public Storage Operating Co 4.4   Iron Mountain Inc 3.4   Essex Property Trust Inc 3.3   Sun Communities Inc 3.1     60.1  
VIP Materials Portfolio - Investor Class  
Shareholder Report [Line Items]  
Fund Name VIP Materials Portfolio
Class Name VIP Materials Portfolio Investor Class
No Trading Symbol Flag true
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains information about VIP Materials Portfolio for the period January 1, 2025 to June 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Additional Information Phone Number 1-877-208-0098
Additional Information Email funddocuments@fmr.com
Additional Information Website fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block] What were your Fund costs for the last six months?
(based on hypothetical $10,000 investment)
 
 
 
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
 
Investor Class 
$ 38 
0.75%
  
Expenses Paid, Amount $ 38
Expense Ratio, Percent 0.75%
Net Assets $ 61,791,421
Holdings Count | shares 44
Investment Company Portfolio Turnover 53.00%
Additional Fund Statistics [Text Block] Key Fund Statistics
(as of June 30, 2025)
 
KEY FACTS 
  
  
Fund Size
$61,791,421
  
Number of Holdings
44
  
Portfolio Turnover
53%
  
Holdings [Text Block]       TOP INDUSTRIES (% of Fund's net assets) Chemicals 57.0   Metals & Mining 22.5   Containers & Packaging 10.6   Construction Materials 8.8       Common Stocks 98.9 Short-Term Investments and Net Other Assets (Liabilities) 1.1 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 98.9                       Short-Term Investments and Net Other Assets (Liabilities) - 1.1   United States 86.2 Canada 7.2 Zambia 3.4 Brazil 3.0 Germany 0.2 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 86.2                       Canada - 7.2                               Zambia - 3.4                               Brazil - 3.0                               Germany - 0.2                                 
Largest Holdings [Text Block] TOP HOLDINGS (% of Fund's net assets)     Linde PLC 17.4   Ecolab Inc 8.8   Air Products and Chemicals Inc 5.2   Corteva Inc 5.1   Mosaic Co/The 4.9   International Paper Co 3.5   First Quantum Minerals Ltd 3.4   CRH PLC 3.1   AptarGroup Inc 3.1   Wheaton Precious Metals Corp 3.0     57.5  
VIP Materials Portfolio - Initial Class  
Shareholder Report [Line Items]  
Fund Name VIP Materials Portfolio
Class Name VIP Materials Portfolio Initial Class
No Trading Symbol Flag true
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains information about VIP Materials Portfolio for the period January 1, 2025 to June 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Additional Information Phone Number 1-877-208-0098
Additional Information Email funddocuments@fmr.com
Additional Information Website fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block] What were your Fund costs for the last six months?
(based on hypothetical $10,000 investment)
 
 
 
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
 
Initial Class 
$ 34 
0.67%
  
Expenses Paid, Amount $ 34
Expense Ratio, Percent 0.67%
Net Assets $ 61,791,421
Holdings Count | shares 44
Investment Company Portfolio Turnover 53.00%
Additional Fund Statistics [Text Block] Key Fund Statistics
(as of June 30, 2025)
 
KEY FACTS 
  
  
Fund Size
$61,791,421
  
Number of Holdings
44
  
Portfolio Turnover
53%
  
Holdings [Text Block]       TOP INDUSTRIES (% of Fund's net assets) Chemicals 57.0   Metals & Mining 22.5   Containers & Packaging 10.6   Construction Materials 8.8       Common Stocks 98.9 Short-Term Investments and Net Other Assets (Liabilities) 1.1 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 98.9                       Short-Term Investments and Net Other Assets (Liabilities) - 1.1   United States 86.2 Canada 7.2 Zambia 3.4 Brazil 3.0 Germany 0.2 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 86.2                       Canada - 7.2                               Zambia - 3.4                               Brazil - 3.0                               Germany - 0.2                                 
Largest Holdings [Text Block] TOP HOLDINGS (% of Fund's net assets)     Linde PLC 17.4   Ecolab Inc 8.8   Air Products and Chemicals Inc 5.2   Corteva Inc 5.1   Mosaic Co/The 4.9   International Paper Co 3.5   First Quantum Minerals Ltd 3.4   CRH PLC 3.1   AptarGroup Inc 3.1   Wheaton Precious Metals Corp 3.0     57.5  
VIP Industrials Portfolio - Investor Class  
Shareholder Report [Line Items]  
Fund Name VIP Industrials Portfolio
Class Name VIP Industrials Portfolio Investor Class
No Trading Symbol Flag true
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains information about VIP Industrials Portfolio for the period January 1, 2025 to June 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Additional Information Phone Number 1-877-208-0098
Additional Information Email funddocuments@fmr.com
Additional Information Website fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block] What were your Fund costs for the last six months?
(based on hypothetical $10,000 investment)
 
 
 
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
 
Investor Class 
$ 37 
0.69%
  
Expenses Paid, Amount $ 37
Expense Ratio, Percent 0.69%
Net Assets $ 294,425,450
Holdings Count | shares 52
Investment Company Portfolio Turnover 30.00%
Additional Fund Statistics [Text Block] Key Fund Statistics
(as of June 30, 2025)
 
KEY FACTS 
  
  
Fund Size
$294,425,450
  
Number of Holdings
52
  
Portfolio Turnover
30%
  
Holdings [Text Block]       TOP INDUSTRIES (% of Fund's net assets) Aerospace & Defense 27.2   Machinery 20.2   Electrical Equipment 15.6   Building Products 8.7   Ground Transportation 8.6   Trading Companies & Distributors 5.3   Commercial Services & Supplies 4.7   Construction & Engineering 3.0   Professional Services 2.4   Others 2.7       Common Stocks 98.4 Short-Term Investments and Net Other Assets (Liabilities) 1.6 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 98.4                       Short-Term Investments and Net Other Assets (Liabilities) - 1.6   United States 100.0 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 100.0                         
Largest Holdings [Text Block] TOP HOLDINGS (% of Fund's net assets)     GE Aerospace 7.6   GE Vernova Inc 7.6   Howmet Aerospace Inc 6.0   Boeing Co 4.2   Parker-Hannifin Corp 4.0   Eaton Corp PLC 3.9   Trane Technologies PLC 3.9   TransDigm Group Inc 3.2   Ingersoll Rand Inc 3.1   Deere & Co 3.1     46.6  
VIP Industrials Portfolio - Initial Class  
Shareholder Report [Line Items]  
Fund Name VIP Industrials Portfolio
Class Name VIP Industrials Portfolio Initial Class
No Trading Symbol Flag true
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains information about VIP Industrials Portfolio for the period January 1, 2025 to June 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Additional Information Phone Number 1-877-208-0098
Additional Information Email funddocuments@fmr.com
Additional Information Website fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block] What were your Fund costs for the last six months?
(based on hypothetical $10,000 investment)
 
 
 
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
 
Initial Class 
$ 33 
0.61%
  
Expenses Paid, Amount $ 33
Expense Ratio, Percent 0.61%
Net Assets $ 294,425,450
Holdings Count | shares 52
Investment Company Portfolio Turnover 30.00%
Additional Fund Statistics [Text Block] Key Fund Statistics
(as of June 30, 2025)
 
KEY FACTS 
  
  
Fund Size
$294,425,450
  
Number of Holdings
52
  
Portfolio Turnover
30%
  
Holdings [Text Block]       TOP INDUSTRIES (% of Fund's net assets) Aerospace & Defense 27.2   Machinery 20.2   Electrical Equipment 15.6   Building Products 8.7   Ground Transportation 8.6   Trading Companies & Distributors 5.3   Commercial Services & Supplies 4.7   Construction & Engineering 3.0   Professional Services 2.4   Others 2.7       Common Stocks 98.4 Short-Term Investments and Net Other Assets (Liabilities) 1.6 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 98.4                       Short-Term Investments and Net Other Assets (Liabilities) - 1.6   United States 100.0 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 100.0                         
Largest Holdings [Text Block] TOP HOLDINGS (% of Fund's net assets)     GE Aerospace 7.6   GE Vernova Inc 7.6   Howmet Aerospace Inc 6.0   Boeing Co 4.2   Parker-Hannifin Corp 4.0   Eaton Corp PLC 3.9   Trane Technologies PLC 3.9   TransDigm Group Inc 3.2   Ingersoll Rand Inc 3.1   Deere & Co 3.1     46.6  
VIP Health Care Portfolio - Service Class 2  
Shareholder Report [Line Items]  
Fund Name VIP Health Care Portfolio
Class Name VIP Health Care Portfolio Service Class 2
No Trading Symbol Flag true
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains information about VIP Health Care Portfolio for the period January 1, 2025 to June 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Additional Information Phone Number 1-877-208-0098
Additional Information Email funddocuments@fmr.com
Additional Information Website fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block] What were your Fund costs for the last six months?
(based on hypothetical $10,000 investment)
 
 
 
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
 
Service Class 2 
$ 41 
0.84%
  
Expenses Paid, Amount $ 41
Expense Ratio, Percent 0.84%
Net Assets $ 964,952,068
Holdings Count | shares 122
Investment Company Portfolio Turnover 59.00%
Additional Fund Statistics [Text Block] Key Fund Statistics
(as of June 30, 2025)
 
KEY FACTS 
  
  
Fund Size
$964,952,068
  
Number of Holdings
122
  
Portfolio Turnover
59%
  
Holdings [Text Block]       TOP INDUSTRIES (% of Fund's net assets) Biotechnology 32.7   Health Care Equipment & Supplies 28.5   Health Care Providers & Services 17.0   Pharmaceuticals 9.5   Life Sciences Tools & Services 7.7   Health Care Technology 3.6   Financial Services 0.2   Chemicals 0.0       Common Stocks 97.4 Preferred Stocks 1.2 Preferred Securities 0.4 Bonds 0.2 Short-Term Investments and Net Other Assets (Liabilities) 0.8 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 97.4                       Preferred Stocks - 1.2                     Preferred Securities - 0.4                 Bonds - 0.2                                Short-Term Investments and Net Other Assets (Liabilities) - 0.8   United States 90.0 Netherlands 3.9 Denmark 2.0 Belgium 1.7 Canada 0.9 Germany 0.7 China 0.4 United Kingdom 0.3 Israel 0.1 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 90.0                       Netherlands - 3.9                          Denmark - 2.0                              Belgium - 1.7                              Canada - 0.9                               Germany - 0.7                              China - 0.4                                United Kingdom - 0.3                       Israel - 0.1                                  
Largest Holdings [Text Block] TOP HOLDINGS (% of Fund's net assets)     Boston Scientific Corp 8.8   Danaher Corp 5.8   UnitedHealth Group Inc 5.2   Eli Lilly & Co 5.0   Penumbra Inc 4.7   Masimo Corp 4.0   CVS Health Corp 3.6   Alnylam Pharmaceuticals Inc 3.5   Insulet Corp 3.3   Stryker Corp 3.2     47.1  
VIP Health Care Portfolio - Investor Class  
Shareholder Report [Line Items]  
Fund Name VIP Health Care Portfolio
Class Name VIP Health Care Portfolio Investor Class
No Trading Symbol Flag true
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains information about VIP Health Care Portfolio for the period January 1, 2025 to June 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Additional Information Phone Number 1-877-208-0098
Additional Information Email funddocuments@fmr.com
Additional Information Website fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block] What were your Fund costs for the last six months?
(based on hypothetical $10,000 investment)
 
 
 
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
 
Investor Class 
$ 33 
0.67%
  
Expenses Paid, Amount $ 33
Expense Ratio, Percent 0.67%
Net Assets $ 964,952,068
Holdings Count | shares 122
Investment Company Portfolio Turnover 59.00%
Additional Fund Statistics [Text Block] Key Fund Statistics
(as of June 30, 2025)
 
KEY FACTS 
  
  
Fund Size
$964,952,068
  
Number of Holdings
122
  
Portfolio Turnover
59%
  
Holdings [Text Block]       TOP INDUSTRIES (% of Fund's net assets) Biotechnology 32.7   Health Care Equipment & Supplies 28.5   Health Care Providers & Services 17.0   Pharmaceuticals 9.5   Life Sciences Tools & Services 7.7   Health Care Technology 3.6   Financial Services 0.2   Chemicals 0.0       Common Stocks 97.4 Preferred Stocks 1.2 Preferred Securities 0.4 Bonds 0.2 Short-Term Investments and Net Other Assets (Liabilities) 0.8 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 97.4                       Preferred Stocks - 1.2                     Preferred Securities - 0.4                 Bonds - 0.2                                Short-Term Investments and Net Other Assets (Liabilities) - 0.8   United States 90.0 Netherlands 3.9 Denmark 2.0 Belgium 1.7 Canada 0.9 Germany 0.7 China 0.4 United Kingdom 0.3 Israel 0.1 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 90.0                       Netherlands - 3.9                          Denmark - 2.0                              Belgium - 1.7                              Canada - 0.9                               Germany - 0.7                              China - 0.4                                United Kingdom - 0.3                       Israel - 0.1                                  
Largest Holdings [Text Block] TOP HOLDINGS (% of Fund's net assets)     Boston Scientific Corp 8.8   Danaher Corp 5.8   UnitedHealth Group Inc 5.2   Eli Lilly & Co 5.0   Penumbra Inc 4.7   Masimo Corp 4.0   CVS Health Corp 3.6   Alnylam Pharmaceuticals Inc 3.5   Insulet Corp 3.3   Stryker Corp 3.2     47.1  
VIP Health Care Portfolio - Initial Class  
Shareholder Report [Line Items]  
Fund Name VIP Health Care Portfolio
Class Name VIP Health Care Portfolio Initial Class
No Trading Symbol Flag true
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains information about VIP Health Care Portfolio for the period January 1, 2025 to June 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Additional Information Phone Number 1-877-208-0098
Additional Information Email funddocuments@fmr.com
Additional Information Website fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block] What were your Fund costs for the last six months?
(based on hypothetical $10,000 investment)
 
 
 
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
 
Initial Class 
$ 29 
0.59%
  
Expenses Paid, Amount $ 29
Expense Ratio, Percent 0.59%
Net Assets $ 964,952,068
Holdings Count | shares 122
Investment Company Portfolio Turnover 59.00%
Additional Fund Statistics [Text Block] Key Fund Statistics
(as of June 30, 2025)
 
KEY FACTS 
  
  
Fund Size
$964,952,068
  
Number of Holdings
122
  
Portfolio Turnover
59%
  
Holdings [Text Block]       TOP INDUSTRIES (% of Fund's net assets) Biotechnology 32.7   Health Care Equipment & Supplies 28.5   Health Care Providers & Services 17.0   Pharmaceuticals 9.5   Life Sciences Tools & Services 7.7   Health Care Technology 3.6   Financial Services 0.2   Chemicals 0.0       Common Stocks 97.4 Preferred Stocks 1.2 Preferred Securities 0.4 Bonds 0.2 Short-Term Investments and Net Other Assets (Liabilities) 0.8 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 97.4                       Preferred Stocks - 1.2                     Preferred Securities - 0.4                 Bonds - 0.2                                Short-Term Investments and Net Other Assets (Liabilities) - 0.8   United States 90.0 Netherlands 3.9 Denmark 2.0 Belgium 1.7 Canada 0.9 Germany 0.7 China 0.4 United Kingdom 0.3 Israel 0.1 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 90.0                       Netherlands - 3.9                          Denmark - 2.0                              Belgium - 1.7                              Canada - 0.9                               Germany - 0.7                              China - 0.4                                United Kingdom - 0.3                       Israel - 0.1                                  
Largest Holdings [Text Block] TOP HOLDINGS (% of Fund's net assets)     Boston Scientific Corp 8.8   Danaher Corp 5.8   UnitedHealth Group Inc 5.2   Eli Lilly & Co 5.0   Penumbra Inc 4.7   Masimo Corp 4.0   CVS Health Corp 3.6   Alnylam Pharmaceuticals Inc 3.5   Insulet Corp 3.3   Stryker Corp 3.2     47.1  
VIP Financials Portfolio - Service Class 2  
Shareholder Report [Line Items]  
Fund Name VIP Financials Portfolio
Class Name VIP Financials Portfolio Service Class 2
No Trading Symbol Flag true
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains information about VIP Financials Portfolio for the period January 1, 2025 to June 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Additional Information Phone Number 1-877-208-0098
Additional Information Email funddocuments@fmr.com
Additional Information Website fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block] What were your Fund costs for the last six months?
(based on hypothetical $10,000 investment)
 
 
 
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
 
Service Class 2 
$ 44 
0.85%
  
Expenses Paid, Amount $ 44
Expense Ratio, Percent 0.85%
Net Assets $ 324,126,570
Holdings Count | shares 67
Investment Company Portfolio Turnover 56.00%
Additional Fund Statistics [Text Block] Key Fund Statistics
(as of June 30, 2025)
 
KEY FACTS 
  
  
Fund Size
$324,126,570
  
Number of Holdings
67
  
Portfolio Turnover
56%
  
Holdings [Text Block]       TOP INDUSTRIES (% of Fund's net assets) Banks 32.3   Capital Markets 23.5   Insurance 18.5   Financial Services 17.3   Consumer Finance 6.2   Professional Services 1.2       Common Stocks 99.0 Short-Term Investments and Net Other Assets (Liabilities) 1.0 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 99.0                       Short-Term Investments and Net Other Assets (Liabilities) - 1.0   United States 94.2 United Kingdom 2.4 Puerto Rico 1.3 Australia 1.1 Grand Cayman (UK Overseas Ter) 0.5 Mexico 0.5 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 94.2                       United Kingdom - 2.4                       Puerto Rico - 1.3                          Australia - 1.1                            Grand Cayman (UK Overseas Ter) - 0.5       Mexico - 0.5                                  
Largest Holdings [Text Block] TOP HOLDINGS (% of Fund's net assets)     Mastercard Inc Class A 9.4   Wells Fargo & Co 6.5   Bank of America Corp 5.6   Citigroup Inc 3.7   Reinsurance Group of America Inc 3.6   Charles Schwab Corp/The 3.5   Chubb Ltd 3.0   State Street Corp 2.5   Morgan Stanley 2.4   Capital One Financial Corp 2.2     42.4  
VIP Financials Portfolio - Investor Class  
Shareholder Report [Line Items]  
Fund Name VIP Financials Portfolio
Class Name VIP Financials Portfolio Investor Class
No Trading Symbol Flag true
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains information about VIP Financials Portfolio for the period January 1, 2025 to June 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Additional Information Phone Number 1-877-208-0098
Additional Information Email funddocuments@fmr.com
Additional Information Website fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block] What were your Fund costs for the last six months?
(based on hypothetical $10,000 investment)
 
 
 
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
 
Investor Class 
$ 35 
0.68%
  
Expenses Paid, Amount $ 35
Expense Ratio, Percent 0.68%
Net Assets $ 324,126,570
Holdings Count | shares 67
Investment Company Portfolio Turnover 56.00%
Additional Fund Statistics [Text Block] Key Fund Statistics
(as of June 30, 2025)
 
KEY FACTS 
  
  
Fund Size
$324,126,570
  
Number of Holdings
67
  
Portfolio Turnover
56%
  
Holdings [Text Block]       TOP INDUSTRIES (% of Fund's net assets) Banks 32.3   Capital Markets 23.5   Insurance 18.5   Financial Services 17.3   Consumer Finance 6.2   Professional Services 1.2       Common Stocks 99.0 Short-Term Investments and Net Other Assets (Liabilities) 1.0 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 99.0                       Short-Term Investments and Net Other Assets (Liabilities) - 1.0   United States 94.2 United Kingdom 2.4 Puerto Rico 1.3 Australia 1.1 Grand Cayman (UK Overseas Ter) 0.5 Mexico 0.5 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 94.2                       United Kingdom - 2.4                       Puerto Rico - 1.3                          Australia - 1.1                            Grand Cayman (UK Overseas Ter) - 0.5       Mexico - 0.5                                  
Largest Holdings [Text Block] TOP HOLDINGS (% of Fund's net assets)     Mastercard Inc Class A 9.4   Wells Fargo & Co 6.5   Bank of America Corp 5.6   Citigroup Inc 3.7   Reinsurance Group of America Inc 3.6   Charles Schwab Corp/The 3.5   Chubb Ltd 3.0   State Street Corp 2.5   Morgan Stanley 2.4   Capital One Financial Corp 2.2     42.4  
VIP Financials Portfolio - Initial Class  
Shareholder Report [Line Items]  
Fund Name VIP Financials Portfolio
Class Name VIP Financials Portfolio Initial Class
No Trading Symbol Flag true
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains information about VIP Financials Portfolio for the period January 1, 2025 to June 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Additional Information Phone Number 1-877-208-0098
Additional Information Email funddocuments@fmr.com
Additional Information Website fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block] What were your Fund costs for the last six months?
(based on hypothetical $10,000 investment)
 
 
 
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
 
Initial Class 
$ 31 
0.60%
  
Expenses Paid, Amount $ 31
Expense Ratio, Percent 0.60%
Net Assets $ 324,126,570
Holdings Count | shares 67
Investment Company Portfolio Turnover 56.00%
Additional Fund Statistics [Text Block] Key Fund Statistics
(as of June 30, 2025)
 
KEY FACTS 
  
  
Fund Size
$324,126,570
  
Number of Holdings
67
  
Portfolio Turnover
56%
  
Holdings [Text Block]       TOP INDUSTRIES (% of Fund's net assets) Banks 32.3   Capital Markets 23.5   Insurance 18.5   Financial Services 17.3   Consumer Finance 6.2   Professional Services 1.2       Common Stocks 99.0 Short-Term Investments and Net Other Assets (Liabilities) 1.0 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 99.0                       Short-Term Investments and Net Other Assets (Liabilities) - 1.0   United States 94.2 United Kingdom 2.4 Puerto Rico 1.3 Australia 1.1 Grand Cayman (UK Overseas Ter) 0.5 Mexico 0.5 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 94.2                       United Kingdom - 2.4                       Puerto Rico - 1.3                          Australia - 1.1                            Grand Cayman (UK Overseas Ter) - 0.5       Mexico - 0.5                                  
Largest Holdings [Text Block] TOP HOLDINGS (% of Fund's net assets)     Mastercard Inc Class A 9.4   Wells Fargo & Co 6.5   Bank of America Corp 5.6   Citigroup Inc 3.7   Reinsurance Group of America Inc 3.6   Charles Schwab Corp/The 3.5   Chubb Ltd 3.0   State Street Corp 2.5   Morgan Stanley 2.4   Capital One Financial Corp 2.2     42.4  
VIP Energy Portfolio - Service Class 2  
Shareholder Report [Line Items]  
Fund Name VIP Energy Portfolio
Class Name VIP Energy Portfolio Service Class 2
No Trading Symbol Flag true
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains information about VIP Energy Portfolio for the period January 1, 2025 to June 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Additional Information Phone Number 1-877-208-0098
Additional Information Email funddocuments@fmr.com
Additional Information Website fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block] What were your Fund costs for the last six months?
(based on hypothetical $10,000 investment)
 
 
 
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
 
Service Class 2 
$ 42 
0.85%
  
Expenses Paid, Amount $ 42
Expense Ratio, Percent 0.85%
Net Assets $ 439,810,114
Holdings Count | shares 36
Investment Company Portfolio Turnover 21.00%
Additional Fund Statistics [Text Block] Key Fund Statistics
(as of June 30, 2025)
 
KEY FACTS 
  
  
Fund Size
$439,810,114
  
Number of Holdings
36
  
Portfolio Turnover
21%
  
Holdings [Text Block]       TOP INDUSTRIES (% of Fund's net assets) Oil, Gas & Consumable Fuels 84.6   Energy Equipment & Services 11.1   Independent Power and Renewable Electricity Producers 4.1   Machinery 0.4       Common Stocks 100.2 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 100.2                    Short-Term Investments and Net Other Assets (Liabilities) - (0.2)%   United States 86.9 Canada 9.6 United Kingdom 3.2 Norway 0.3 France 0.0 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 86.9                       Canada - 9.6                               United Kingdom - 3.2                       Norway - 0.3                               France - 0.0                                  
Largest Holdings [Text Block] TOP HOLDINGS (% of Fund's net assets)     Exxon Mobil Corp 24.9   Chevron Corp 5.8   Cheniere Energy Inc 5.2   Energy Transfer LP 5.0   Marathon Petroleum Corp 4.8   Canadian Natural Resources Ltd 4.4   Vistra Corp 4.1   Cenovus Energy Inc 3.9   Valero Energy Corp 3.6   Schlumberger NV 3.4     65.1  
VIP Energy Portfolio - Investor Class  
Shareholder Report [Line Items]  
Fund Name VIP Energy Portfolio
Class Name VIP Energy Portfolio Investor Class
No Trading Symbol Flag true
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains information about VIP Energy Portfolio for the period January 1, 2025 to June 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Additional Information Phone Number 1-877-208-0098
Additional Information Email funddocuments@fmr.com
Additional Information Website fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block] What were your Fund costs for the last six months?
(based on hypothetical $10,000 investment)
 
 
 
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
 
Investor Class 
$ 34 
0.68%
  
Expenses Paid, Amount $ 34
Expense Ratio, Percent 0.68%
Net Assets $ 439,810,114
Holdings Count | shares 36
Investment Company Portfolio Turnover 21.00%
Additional Fund Statistics [Text Block] Key Fund Statistics
(as of June 30, 2025)
 
KEY FACTS 
  
  
Fund Size
$439,810,114
  
Number of Holdings
36
  
Portfolio Turnover
21%
  
Holdings [Text Block]       TOP INDUSTRIES (% of Fund's net assets) Oil, Gas & Consumable Fuels 84.6   Energy Equipment & Services 11.1   Independent Power and Renewable Electricity Producers 4.1   Machinery 0.4       Common Stocks 100.2 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 100.2                    Short-Term Investments and Net Other Assets (Liabilities) - (0.2)%   United States 86.9 Canada 9.6 United Kingdom 3.2 Norway 0.3 France 0.0 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 86.9                       Canada - 9.6                               United Kingdom - 3.2                       Norway - 0.3                               France - 0.0                                  
Largest Holdings [Text Block] TOP HOLDINGS (% of Fund's net assets)     Exxon Mobil Corp 24.9   Chevron Corp 5.8   Cheniere Energy Inc 5.2   Energy Transfer LP 5.0   Marathon Petroleum Corp 4.8   Canadian Natural Resources Ltd 4.4   Vistra Corp 4.1   Cenovus Energy Inc 3.9   Valero Energy Corp 3.6   Schlumberger NV 3.4     65.1  
VIP Energy Portfolio - Initial Class  
Shareholder Report [Line Items]  
Fund Name VIP Energy Portfolio
Class Name VIP Energy Portfolio Initial Class
No Trading Symbol Flag true
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains information about VIP Energy Portfolio for the period January 1, 2025 to June 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Additional Information Phone Number 1-877-208-0098
Additional Information Email funddocuments@fmr.com
Additional Information Website fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block] What were your Fund costs for the last six months?
(based on hypothetical $10,000 investment)
 
 
 
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
 
Initial Class 
$ 30 
0.60%
  
Expenses Paid, Amount $ 30
Expense Ratio, Percent 0.60%
Net Assets $ 439,810,114
Holdings Count | shares 36
Investment Company Portfolio Turnover 21.00%
Additional Fund Statistics [Text Block] Key Fund Statistics
(as of June 30, 2025)
 
KEY FACTS 
  
  
Fund Size
$439,810,114
  
Number of Holdings
36
  
Portfolio Turnover
21%
  
Holdings [Text Block]       TOP INDUSTRIES (% of Fund's net assets) Oil, Gas & Consumable Fuels 84.6   Energy Equipment & Services 11.1   Independent Power and Renewable Electricity Producers 4.1   Machinery 0.4       Common Stocks 100.2 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 100.2                    Short-Term Investments and Net Other Assets (Liabilities) - (0.2)%   United States 86.9 Canada 9.6 United Kingdom 3.2 Norway 0.3 France 0.0 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 86.9                       Canada - 9.6                               United Kingdom - 3.2                       Norway - 0.3                               France - 0.0                                  
Largest Holdings [Text Block] TOP HOLDINGS (% of Fund's net assets)     Exxon Mobil Corp 24.9   Chevron Corp 5.8   Cheniere Energy Inc 5.2   Energy Transfer LP 5.0   Marathon Petroleum Corp 4.8   Canadian Natural Resources Ltd 4.4   Vistra Corp 4.1   Cenovus Energy Inc 3.9   Valero Energy Corp 3.6   Schlumberger NV 3.4     65.1  
VIP Consumer Staples Portfolio - Service Class 2  
Shareholder Report [Line Items]  
Fund Name VIP Consumer Staples Portfolio
Class Name VIP Consumer Staples Portfolio Service Class 2
No Trading Symbol Flag true
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains information about VIP Consumer Staples Portfolio for the period January 1, 2025 to June 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Additional Information Phone Number 1-877-208-0098
Additional Information Email funddocuments@fmr.com
Additional Information Website fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block] What were your Fund costs for the last six months?
(based on hypothetical $10,000 investment)
 
 
 
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
 
Service Class 2 
$ 42 
0.86%
  
Expenses Paid, Amount $ 42
Expense Ratio, Percent 0.86%
Net Assets $ 218,080,181
Holdings Count | shares 36
Investment Company Portfolio Turnover 47.00%
Additional Fund Statistics [Text Block] Key Fund Statistics
(as of June 30, 2025)
 
KEY FACTS 
  
  
Fund Size
$218,080,181
  
Number of Holdings
36
  
Portfolio Turnover
47%
  
Holdings [Text Block]       TOP INDUSTRIES (% of Fund's net assets) Beverages 38.1   Consumer Staples Distribution & Retail 20.1   Household Products 16.6   Food Products 16.4   Personal Care Products 5.8   Tobacco 2.9       Common Stocks 99.9 Short-Term Investments and Net Other Assets (Liabilities) 0.1 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 99.9                       Short-Term Investments and Net Other Assets (Liabilities) - 0.1   United States 95.0 United Kingdom 5.0 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 95.0                       United Kingdom - 5.0                          
Largest Holdings [Text Block] TOP HOLDINGS (% of Fund's net assets)     Coca-Cola Co/The 14.0   Procter & Gamble Co/The 11.8   Keurig Dr Pepper Inc 10.5   Walmart Inc 8.8   Constellation Brands Inc Class A 4.7   Estee Lauder Cos Inc/The Class A 4.2   Target Corp 4.0   Energizer Holdings Inc 3.5   Bunge Global SA 3.5   JM Smucker Co 3.3     68.3  
VIP Consumer Staples Portfolio - Investor Class  
Shareholder Report [Line Items]  
Fund Name VIP Consumer Staples Portfolio
Class Name VIP Consumer Staples Portfolio Investor Class
No Trading Symbol Flag true
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains information about VIP Consumer Staples Portfolio for the period January 1, 2025 to June 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Additional Information Phone Number 1-877-208-0098
Additional Information Email funddocuments@fmr.com
Additional Information Website fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block] What were your Fund costs for the last six months?
(based on hypothetical $10,000 investment)
 
 
 
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
 
Investor Class 
$ 34 
0.69%
  
Expenses Paid, Amount $ 34
Expense Ratio, Percent 0.69%
Net Assets $ 218,080,181
Holdings Count | shares 36
Investment Company Portfolio Turnover 47.00%
Additional Fund Statistics [Text Block] Key Fund Statistics
(as of June 30, 2025)
 
KEY FACTS 
  
  
Fund Size
$218,080,181
  
Number of Holdings
36
  
Portfolio Turnover
47%
  
Holdings [Text Block]       TOP INDUSTRIES (% of Fund's net assets) Beverages 38.1   Consumer Staples Distribution & Retail 20.1   Household Products 16.6   Food Products 16.4   Personal Care Products 5.8   Tobacco 2.9       Common Stocks 99.9 Short-Term Investments and Net Other Assets (Liabilities) 0.1 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 99.9                       Short-Term Investments and Net Other Assets (Liabilities) - 0.1   United States 95.0 United Kingdom 5.0 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 95.0                       United Kingdom - 5.0                          
Largest Holdings [Text Block] TOP HOLDINGS (% of Fund's net assets)     Coca-Cola Co/The 14.0   Procter & Gamble Co/The 11.8   Keurig Dr Pepper Inc 10.5   Walmart Inc 8.8   Constellation Brands Inc Class A 4.7   Estee Lauder Cos Inc/The Class A 4.2   Target Corp 4.0   Energizer Holdings Inc 3.5   Bunge Global SA 3.5   JM Smucker Co 3.3     68.3  
VIP Consumer Staples Portfolio - Initial Class  
Shareholder Report [Line Items]  
Fund Name VIP Consumer Staples Portfolio
Class Name VIP Consumer Staples Portfolio Initial Class
No Trading Symbol Flag true
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains information about VIP Consumer Staples Portfolio for the period January 1, 2025 to June 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Additional Information Phone Number 1-877-208-0098
Additional Information Email funddocuments@fmr.com
Additional Information Website fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block] What were your Fund costs for the last six months?
(based on hypothetical $10,000 investment)
 
 
 
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
 
Initial Class 
$ 30 
0.61%
  
Expenses Paid, Amount $ 30
Expense Ratio, Percent 0.61%
Net Assets $ 218,080,181
Holdings Count | shares 36
Investment Company Portfolio Turnover 47.00%
Additional Fund Statistics [Text Block] Key Fund Statistics
(as of June 30, 2025)
 
KEY FACTS 
  
  
Fund Size
$218,080,181
  
Number of Holdings
36
  
Portfolio Turnover
47%
  
Holdings [Text Block]       TOP INDUSTRIES (% of Fund's net assets) Beverages 38.1   Consumer Staples Distribution & Retail 20.1   Household Products 16.6   Food Products 16.4   Personal Care Products 5.8   Tobacco 2.9       Common Stocks 99.9 Short-Term Investments and Net Other Assets (Liabilities) 0.1 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 99.9                       Short-Term Investments and Net Other Assets (Liabilities) - 0.1   United States 95.0 United Kingdom 5.0 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 95.0                       United Kingdom - 5.0                          
Largest Holdings [Text Block] TOP HOLDINGS (% of Fund's net assets)     Coca-Cola Co/The 14.0   Procter & Gamble Co/The 11.8   Keurig Dr Pepper Inc 10.5   Walmart Inc 8.8   Constellation Brands Inc Class A 4.7   Estee Lauder Cos Inc/The Class A 4.2   Target Corp 4.0   Energizer Holdings Inc 3.5   Bunge Global SA 3.5   JM Smucker Co 3.3     68.3  
VIP Consumer Discretionary Portfolio - Service Class 2  
Shareholder Report [Line Items]  
Fund Name VIP Consumer Discretionary Portfolio
Class Name VIP Consumer Discretionary Portfolio Service Class 2
No Trading Symbol Flag true
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains information about VIP Consumer Discretionary Portfolio for the period January 1, 2025 to June 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Additional Information Phone Number 1-877-208-0098
Additional Information Email funddocuments@fmr.com
Additional Information Website fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block] What were your Fund costs for the last six months?
(based on hypothetical $10,000 investment)
 
 
 
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
 
Service Class 2 
$ 41 
0.86%
  
Expenses Paid, Amount $ 41
Expense Ratio, Percent 0.86%
Net Assets $ 227,752,624
Holdings Count | shares 57
Investment Company Portfolio Turnover 19.00%
Additional Fund Statistics [Text Block] Key Fund Statistics
(as of June 30, 2025)
 
KEY FACTS 
  
  
Fund Size
$227,752,624
  
Number of Holdings
57
  
Portfolio Turnover
19%
  
Holdings [Text Block]       TOP INDUSTRIES (% of Fund's net assets) Broadline Retail 27.5   Specialty Retail 23.0   Hotels, Restaurants & Leisure 18.5   Automobiles 14.7   Textiles, Apparel & Luxury Goods 5.5   Household Durables 5.3   Automobile Components 2.5   Consumer Staples Distribution & Retail 1.0   Construction Materials 0.9   Building Products 0.2       Common Stocks 99.1 Short-Term Investments and Net Other Assets (Liabilities) 0.9 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 99.1                       Short-Term Investments and Net Other Assets (Liabilities) - 0.9   United States 94.0 Canada 2.1 Bailiwick Of Jersey 2.1 Brazil 1.3 Switzerland 0.3 France 0.2 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 94.0                       Canada - 2.1                               Bailiwick Of Jersey - 2.1                  Brazil - 1.3                               Switzerland - 0.3                          France - 0.2                                  
Largest Holdings [Text Block] TOP HOLDINGS (% of Fund's net assets)     Amazon.com Inc 25.0   Tesla Inc 13.3   Home Depot Inc/The 4.2   Lowe's Cos Inc 3.9   TJX Cos Inc/The 2.8   McDonald's Corp 2.7   Booking Holdings Inc 2.5   Somnigroup International Inc 2.5   Hilton Worldwide Holdings Inc 2.5   Dick's Sporting Goods Inc 2.2     61.6  
VIP Consumer Discretionary Portfolio - Investor Class  
Shareholder Report [Line Items]  
Fund Name VIP Consumer Discretionary Portfolio
Class Name VIP Consumer Discretionary Portfolio Investor Class
No Trading Symbol Flag true
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains information about VIP Consumer Discretionary Portfolio for the period January 1, 2025 to June 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Additional Information Phone Number 1-877-208-0098
Additional Information Email funddocuments@fmr.com
Additional Information Website fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block] What were your Fund costs for the last six months?
(based on hypothetical $10,000 investment)
 
 
 
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
 
Investor Class 
$ 33 
0.69%
  
Expenses Paid, Amount $ 33
Expense Ratio, Percent 0.69%
Net Assets $ 227,752,624
Holdings Count | shares 57
Investment Company Portfolio Turnover 19.00%
Additional Fund Statistics [Text Block] Key Fund Statistics
(as of June 30, 2025)
 
KEY FACTS 
  
  
Fund Size
$227,752,624
  
Number of Holdings
57
  
Portfolio Turnover
19%
  
Holdings [Text Block]       TOP INDUSTRIES (% of Fund's net assets) Broadline Retail 27.5   Specialty Retail 23.0   Hotels, Restaurants & Leisure 18.5   Automobiles 14.7   Textiles, Apparel & Luxury Goods 5.5   Household Durables 5.3   Automobile Components 2.5   Consumer Staples Distribution & Retail 1.0   Construction Materials 0.9   Building Products 0.2       Common Stocks 99.1 Short-Term Investments and Net Other Assets (Liabilities) 0.9 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 99.1                       Short-Term Investments and Net Other Assets (Liabilities) - 0.9   United States 94.0 Canada 2.1 Bailiwick Of Jersey 2.1 Brazil 1.3 Switzerland 0.3 France 0.2 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 94.0                       Canada - 2.1                               Bailiwick Of Jersey - 2.1                  Brazil - 1.3                               Switzerland - 0.3                          France - 0.2                                  
Largest Holdings [Text Block] TOP HOLDINGS (% of Fund's net assets)     Amazon.com Inc 25.0   Tesla Inc 13.3   Home Depot Inc/The 4.2   Lowe's Cos Inc 3.9   TJX Cos Inc/The 2.8   McDonald's Corp 2.7   Booking Holdings Inc 2.5   Somnigroup International Inc 2.5   Hilton Worldwide Holdings Inc 2.5   Dick's Sporting Goods Inc 2.2     61.6  
VIP Consumer Discretionary Portfolio - Initial Class  
Shareholder Report [Line Items]  
Fund Name VIP Consumer Discretionary Portfolio
Class Name VIP Consumer Discretionary Portfolio Initial Class
No Trading Symbol Flag true
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains information about VIP Consumer Discretionary Portfolio for the period January 1, 2025 to June 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Additional Information Phone Number 1-877-208-0098
Additional Information Email funddocuments@fmr.com
Additional Information Website fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block] What were your Fund costs for the last six months?
(based on hypothetical $10,000 investment)
 
 
 
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
 
Initial Class 
$ 30 
0.61%
  
Expenses Paid, Amount $ 30
Expense Ratio, Percent 0.61%
Net Assets $ 227,752,624
Holdings Count | shares 57
Investment Company Portfolio Turnover 19.00%
Additional Fund Statistics [Text Block] Key Fund Statistics
(as of June 30, 2025)
 
KEY FACTS 
  
  
Fund Size
$227,752,624
  
Number of Holdings
57
  
Portfolio Turnover
19%
  
Holdings [Text Block]       TOP INDUSTRIES (% of Fund's net assets) Broadline Retail 27.5   Specialty Retail 23.0   Hotels, Restaurants & Leisure 18.5   Automobiles 14.7   Textiles, Apparel & Luxury Goods 5.5   Household Durables 5.3   Automobile Components 2.5   Consumer Staples Distribution & Retail 1.0   Construction Materials 0.9   Building Products 0.2       Common Stocks 99.1 Short-Term Investments and Net Other Assets (Liabilities) 0.9 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 99.1                       Short-Term Investments and Net Other Assets (Liabilities) - 0.9   United States 94.0 Canada 2.1 Bailiwick Of Jersey 2.1 Brazil 1.3 Switzerland 0.3 France 0.2 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 94.0                       Canada - 2.1                               Bailiwick Of Jersey - 2.1                  Brazil - 1.3                               Switzerland - 0.3                          France - 0.2                                  
Largest Holdings [Text Block] TOP HOLDINGS (% of Fund's net assets)     Amazon.com Inc 25.0   Tesla Inc 13.3   Home Depot Inc/The 4.2   Lowe's Cos Inc 3.9   TJX Cos Inc/The 2.8   McDonald's Corp 2.7   Booking Holdings Inc 2.5   Somnigroup International Inc 2.5   Hilton Worldwide Holdings Inc 2.5   Dick's Sporting Goods Inc 2.2     61.6  
VIP Communication Services Portfolio - Investor Class  
Shareholder Report [Line Items]  
Fund Name VIP Communication Services Portfolio
Class Name VIP Communication Services Portfolio Investor Class
No Trading Symbol Flag true
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains information about VIP Communication Services Portfolio for the period January 1, 2025 to June 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Additional Information Phone Number 1-877-208-0098
Additional Information Email funddocuments@fmr.com
Additional Information Website fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block] What were your Fund costs for the last six months?
(based on hypothetical $10,000 investment)
 
 
 
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
 
Investor Class 
$ 37 
0.69%
  
Expenses Paid, Amount $ 37
Expense Ratio, Percent 0.69%
Net Assets $ 289,492,926
Holdings Count | shares 40
Investment Company Portfolio Turnover 154.00%
Additional Fund Statistics [Text Block] Key Fund Statistics
(as of June 30, 2025)
 
KEY FACTS 
  
  
Fund Size
$289,492,926
  
Number of Holdings
40
  
Portfolio Turnover
154%
  
Holdings [Text Block]       TOP INDUSTRIES (% of Fund's net assets) Interactive Media & Services 51.0   Entertainment 28.5   Media 7.2   Broadline Retail 4.8   Semiconductors & Semiconductor Equipment 2.8   Software 1.9   Diversified Telecommunication Services 0.8   Technology Hardware, Storage & Peripherals 0.6   Specialty Retail 0.5   Others 0.8       Common Stocks 98.8 Preferred Stocks 0.1 Short-Term Investments and Net Other Assets (Liabilities) 1.1 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 98.8                       Preferred Stocks - 0.1                     Short-Term Investments and Net Other Assets (Liabilities) - 1.1   United States 97.1 Singapore 1.4 Taiwan 1.1 United Kingdom 0.3 Korea (South) 0.1 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 97.1                       Singapore - 1.4                            Taiwan - 1.1                               United Kingdom - 0.3                       Korea (South) - 0.1                           
Largest Holdings [Text Block] TOP HOLDINGS (% of Fund's net assets)     Meta Platforms Inc Class A 24.8   Alphabet Inc Class A 24.0   Walt Disney Co/The 5.0   Amazon.com Inc 4.8   ROBLOX Corp Class A 4.7   Netflix Inc 3.5   Take-Two Interactive Software Inc 3.4   Charter Communications Inc Class A 2.5   Magnite Inc 2.4   Live Nation Entertainment Inc 2.0     77.1  
VIP Communication Services Portfolio - Initial Class  
Shareholder Report [Line Items]  
Fund Name VIP Communication Services Portfolio
Class Name VIP Communication Services Portfolio Initial Class
No Trading Symbol Flag true
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains information about VIP Communication Services Portfolio for the period January 1, 2025 to June 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Additional Information Phone Number 1-877-208-0098
Additional Information Email funddocuments@fmr.com
Additional Information Website fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block] What were your Fund costs for the last six months?
(based on hypothetical $10,000 investment)
 
 
 
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
 
Initial Class 
$ 33 
0.61%
  
Expenses Paid, Amount $ 33
Expense Ratio, Percent 0.61%
Net Assets $ 289,492,926
Holdings Count | shares 40
Investment Company Portfolio Turnover 154.00%
Additional Fund Statistics [Text Block] Key Fund Statistics
(as of June 30, 2025)
 
KEY FACTS 
  
  
Fund Size
$289,492,926
  
Number of Holdings
40
  
Portfolio Turnover
154%
  
Holdings [Text Block]       TOP INDUSTRIES (% of Fund's net assets) Interactive Media & Services 51.0   Entertainment 28.5   Media 7.2   Broadline Retail 4.8   Semiconductors & Semiconductor Equipment 2.8   Software 1.9   Diversified Telecommunication Services 0.8   Technology Hardware, Storage & Peripherals 0.6   Specialty Retail 0.5   Others 0.8       Common Stocks 98.8 Preferred Stocks 0.1 Short-Term Investments and Net Other Assets (Liabilities) 1.1 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 98.8                       Preferred Stocks - 0.1                     Short-Term Investments and Net Other Assets (Liabilities) - 1.1   United States 97.1 Singapore 1.4 Taiwan 1.1 United Kingdom 0.3 Korea (South) 0.1 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 97.1                       Singapore - 1.4                            Taiwan - 1.1                               United Kingdom - 0.3                       Korea (South) - 0.1                           
Largest Holdings [Text Block] TOP HOLDINGS (% of Fund's net assets)     Meta Platforms Inc Class A 24.8   Alphabet Inc Class A 24.0   Walt Disney Co/The 5.0   Amazon.com Inc 4.8   ROBLOX Corp Class A 4.7   Netflix Inc 3.5   Take-Two Interactive Software Inc 3.4   Charter Communications Inc Class A 2.5   Magnite Inc 2.4   Live Nation Entertainment Inc 2.0     77.1  
VIP Communication Services Portfolio - Service Class 2  
Shareholder Report [Line Items]  
Fund Name VIP Communication Services Portfolio
Class Name VIP Communications Services Portfolio Service Class 2
No Trading Symbol Flag true
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains information about VIP Communication Services Portfolio for the period April 25, 2025 to June 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Additional Information Phone Number 1-877-208-0098
Additional Information Email funddocuments@fmr.com
Additional Information Website fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block] What were your Fund costs for the last six months?
(based on hypothetical $10,000 investment)
 
 
 
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
 
Service Class 2 A
$ 18 
0.86%
  
AExpenses for the full reporting period would be higher.
 
Expenses Paid, Amount $ 18
Expense Ratio, Percent 0.86%
Expenses Short Period Footnote [Text Block] Expenses for the full reporting period would be higher.
Net Assets $ 289,492,926
Holdings Count | shares 40
Investment Company Portfolio Turnover 154.00%
Additional Fund Statistics [Text Block] Key Fund Statistics
(as of June 30, 2025)
 
KEY FACTS 
  
  
Fund Size
$289,492,926
  
Number of Holdings
40
  
Portfolio Turnover
154%
  
Holdings [Text Block]       TOP INDUSTRIES (% of Fund's net assets) Interactive Media & Services 51.0   Entertainment 28.5   Media 7.2   Broadline Retail 4.8   Semiconductors & Semiconductor Equipment 2.8   Software 1.9   Diversified Telecommunication Services 0.8   Technology Hardware, Storage & Peripherals 0.6   Specialty Retail 0.5   Others 0.8       Common Stocks 98.8 Preferred Stocks 0.1 Short-Term Investments and Net Other Assets (Liabilities) 1.1 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 98.8                       Preferred Stocks - 0.1                     Short-Term Investments and Net Other Assets (Liabilities) - 1.1   United States 97.1 Singapore 1.4 Taiwan 1.1 United Kingdom 0.3 Korea (South) 0.1 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 97.1                       Singapore - 1.4                            Taiwan - 1.1                               United Kingdom - 0.3                       Korea (South) - 0.1                           
Largest Holdings [Text Block] TOP HOLDINGS (% of Fund's net assets)     Meta Platforms Inc Class A 24.8   Alphabet Inc Class A 24.0   Walt Disney Co/The 5.0   Amazon.com Inc 4.8   ROBLOX Corp Class A 4.7   Netflix Inc 3.5   Take-Two Interactive Software Inc 3.4   Charter Communications Inc Class A 2.5   Magnite Inc 2.4   Live Nation Entertainment Inc 2.0     77.1