v3.25.2
Shareholder Report
6 Months Ended
Jun. 30, 2025
USD ($)
Holding
Shareholder Report [Line Items]  
Document Type N-CSRS
Amendment Flag false
Registrant Name TIAA-CREF Funds
Entity Central Index Key 0001084380
Entity Investment Company Type N-1A
Document Period End Date Jun. 30, 2025
C000014628 [Member]  
Shareholder Report [Line Items]  
Fund Name Nuveen Real Estate Securities Select Fund
Class Name Class R6 Shares
Trading Symbol TIREX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about the Class R6 Shares of the Nuveen Real Estate Securities Select Fund for the period of 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 athttps://www.nuveen.com/en‑us/mutual‑funds/prospectuses. You can also request this information by contacting us at (800) 257‑8787.
Additional Information Phone Number (800) 257‑8787
Additional Information Website https://www.nuveen.com/en‑us/mutual‑funds/prospectuses
Expenses [Text Block]
What were the Fund costs for the last six months? (based on a hypothetical $10,000 investment)
   
   
Cost of a 
$10,000 investment 
  Costs paid as a percentage of
$10,000 investment*
     
Class R6 Shares
  $25    0.50%
* Annualized for period less than one year.
Expenses Paid, Amount $ 25
Expense Ratio, Percent 0.50% [1]
Net Assets $ 2,715,894,201
Holdings Count | Holding 50
Investment Company Portfolio Turnover 17.00%
Additional Fund Statistics [Text Block]
Fund Statistics (as of June 30, 2025)
Fund net assets
   $ 2,715,894,201  
Total number of portfolio holdings
     50  
Portfolio turnover (%)
     17%  
Holdings [Text Block]
LOGO
C000014629 [Member]  
Shareholder Report [Line Items]  
Fund Name Nuveen Real Estate Securities Select Fund
Class Name Class A Shares
Trading Symbol TCREX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about the Class A Shares of the Nuveen Real Estate Securities Select Fund for the period of 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 athttps://www.nuveen.com/en‑us/mutual‑funds/prospectuses. You can also request this information by contacting us at (800) 257‑8787.
Additional Information Phone Number (800) 257‑8787
Additional Information Website https://www.nuveen.com/en‑us/mutual‑funds/prospectuses
Expenses [Text Block]
What were the Fund costs for the last six months? (based on a hypothetical $10,000 investment)
   
   
Cost of a 
$10,000 investment 
  Costs paid as a percentage of
$10,000 investment*
     
Class A Shares
  $46    0.92%
* Annualized for period less than one year.
Expenses Paid, Amount $ 46
Expense Ratio, Percent 0.92% [2]
Net Assets $ 2,715,894,201
Holdings Count | Holding 50
Investment Company Portfolio Turnover 17.00%
Additional Fund Statistics [Text Block]
  Fund Statistics (as of June 30, 2025)
Fund net assets
   $ 2,715,894,201  
Total number of portfolio holdings
     50  
Portfolio turnover (%)
     17%  
Holdings [Text Block]
LOGO
C000014630 [Member]  
Shareholder Report [Line Items]  
Fund Name Nuveen Real Estate Securities Select Fund
Class Name Retirement Class Shares
Trading Symbol TRRSX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about the Retirement Class Shares of the Nuveen Real Estate Securities Select Fund for the period of 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 athttps://www.nuveen.com/en‑us/mutual‑funds/prospectuses. You can also request this information by contacting us at (800) 257‑8787.
Additional Information Phone Number (800) 257‑8787
Additional Information Website https://www.nuveen.com/en‑us/mutual‑funds/prospectuses
Expenses [Text Block]
What were the Fund costs for the last six months? (based on a hypothetical $10,000 investment)
   
   
Cost of a 
$10,000 investment 
  Costs paid as a percentage of
$10,000 investment*
     
Retirement Class Shares
  $38    0.75%
* Annualized for period less than one year.
Expenses Paid, Amount $ 38
Expense Ratio, Percent 0.75% [3]
Net Assets $ 2,715,894,201
Holdings Count | Holding 50
Investment Company Portfolio Turnover 17.00%
Additional Fund Statistics [Text Block]
  Fund Statistics (as of June 30, 2025)
Fund net assets
   $ 2,715,894,201  
Total number of portfolio holdings
     50  
Portfolio turnover (%)
     17%  
Holdings [Text Block]
LOGO
C000079553 [Member]  
Shareholder Report [Line Items]  
Fund Name Nuveen Real Estate Securities Select Fund
Class Name Premier Class Shares
Trading Symbol TRRPX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about the Premier Class Shares of the Nuveen Real Estate Securities Select Fund for the period of 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 athttps://www.nuveen.com/en‑us/mutual‑funds/prospectuses. You can also request this information by contacting us at (800) 257‑8787.
Additional Information Phone Number (800) 257‑8787
Additional Information Website https://www.nuveen.com/en‑us/mutual‑funds/prospectuses
Expenses [Text Block]
What were the Fund costs for the last six months? (based on a hypothetical $10,000 investment)
   
   
Cost of a 
$10,000 investment 
  Costs paid as a percentage of
$10,000 investment*
     
Premier Class Shares
  $33    0.65%
* Annualized for period less than one year.
Expenses Paid, Amount $ 33
Expense Ratio, Percent 0.65% [4]
Net Assets $ 2,715,894,201
Holdings Count | Holding 50
Investment Company Portfolio Turnover 17.00%
Additional Fund Statistics [Text Block]
Fund Statistics (as of June 30, 2025)
Fund net assets
     $2,715,894,201  
Total number of portfolio holdings
     50  
Portfolio turnover (%)
     17%  
Holdings [Text Block]
LOGO
C000162546 [Member]  
Shareholder Report [Line Items]  
Fund Name Nuveen Real Estate Securities Select Fund
Class Name Class I Shares
Trading Symbol TIRHX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about the Class I Shares of the Nuveen Real Estate Securities Select Fund for the period of 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 at https://www.nuveen.com/en‑us/mutual‑funds/prospectuses. You can also request this information by contacting us at (800) 257‑8787.
Additional Information Phone Number (800) 257‑8787
Additional Information Website https://www.nuveen.com/en‑us/mutual‑funds/prospectuses
Expenses [Text Block]
What were the Fund costs for the last six months? (based on a hypothetical $10,000 investment)
   
   
Cost of a 
$10,000 investment 
 
Costs paid as a percentage of
$10,000 investment*
     
Class I Shares
  $32    0.63%
* Annualized for period less than one year.
Expenses Paid, Amount $ 32
Expense Ratio, Percent 0.63% [5]
Net Assets $ 2,715,894,201
Holdings Count | Holding 50
Investment Company Portfolio Turnover 17.00%
Additional Fund Statistics [Text Block]
Fund Statistics (as of June 30, 2025)
Fund net assets
   $ 2,715,894,201  
Total number of portfolio holdings
     50  
Portfolio turnover (%)
     17%  
Holdings [Text Block]
LOGO
C000014636 [Member]  
Shareholder Report [Line Items]  
Fund Name Nuveen Inflation Linked Bond Fund
Class Name Class R6 Shares
Trading Symbol TIILX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about the Class R6 Shares of the Nuveen Inflation Linked Bond Fund for the period of 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 athttps://www.nuveen.com/en‑us/mutual‑funds/prospectuses. You can also request this information by contacting us at (800) 257‑8787.
Additional Information Phone Number (800) 257‑8787
Additional Information Website https://www.nuveen.com/en‑us/mutual‑funds/prospectuses
Expenses [Text Block]
What were the Fund costs for the last six months? (based on a hypothetical $10,000 investment)
   
   
Cost of a 
$10,000 investment 
 
Costs paid as a percentage of
$10,000 investment*
     
Class R6 Shares
  $13    0.25%
* Annualized for period less than one year.
Expenses Paid, Amount $ 13
Expense Ratio, Percent 0.25% [6]
Net Assets $ 3,025,719,261
Holdings Count | Holding 54
Investment Company Portfolio Turnover 14.00%
Additional Fund Statistics [Text Block]
Fund Statistics (as of June 30, 2025)
Fund net assets
   $ 3,025,719,261  
Total number of portfolio holdings
     54  
Portfolio turnover (%)
     14%  
Holdings [Text Block]
LOGO
LOGO
(1) Credit quality ratings are based on the Bloomberg Barclays methodology, which uses the median rating of those compiled by the Moody’s, Standard & Poor’s and Fitch ratings agencies. If ratings are available from only two of these agencies, the lower rating is used. When only one rating is available, that one is used. These ratings are subject to change without notice.
Credit Ratings Selection [Text Block] Credit quality ratings are based on the Bloomberg Barclays methodology, which uses the median rating of those compiled by the Moody’s, Standard & Poor’s and Fitch ratings agencies. If ratings are available from only two of these agencies, the lower rating is used. When only one rating is available, that one is used. These ratings are subject to change without notice.
C000014637 [Member]  
Shareholder Report [Line Items]  
Fund Name Nuveen Inflation Linked Bond Fund
Class Name Class A Shares
Trading Symbol TCILX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about the Class A Shares of the Nuveen Inflation Linked Bond Fund for the period of 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 athttps://www.nuveen.com/en‑us/mutual‑funds/prospectuses. You can also request this information by contacting us at (800) 257‑8787.
Additional Information Phone Number (800) 257‑8787
Additional Information Website https://www.nuveen.com/en‑us/mutual‑funds/prospectuses
Expenses [Text Block]
What were the Fund costs for the last six months? (based on a hypothetical $10,000 investment)
   
   
Cost of a 
$10,000 investment 
  Costs paid as a percentage of
$10,000 investment*
     
Class A Shares
  $31    0.61%
* Annualized for period less than one year.
Expenses Paid, Amount $ 31
Expense Ratio, Percent 0.61% [7]
Net Assets $ 3,025,719,261
Holdings Count | Holding 54
Investment Company Portfolio Turnover 14.00%
Additional Fund Statistics [Text Block]
Fund Statistics (as of June 30, 2025)
Fund net assets
   $ 3,025,719,261  
Total number of portfolio holdings
     54  
Portfolio turnover (%)
     14%  
Holdings [Text Block]
LOGO
LOGO
(1) Credit quality ratings are based on the Bloomberg Barclays methodology, which uses the median rating of those compiled by the Moody’s, Standard & Poor’s and Fitch ratings agencies. If ratings are available from only two of these agencies, the lower rating is used. When only one rating is available, that one is used. These ratings are subject to change without notice.
Credit Ratings Selection [Text Block] Credit quality ratings are based on the Bloomberg Barclays methodology, which uses the median rating of those compiled by the Moody’s, Standard & Poor’s and Fitch ratings agencies. If ratings are available from only two of these agencies, the lower rating is used. When only one rating is available, that one is used. These ratings are subject to change without notice.
C000033993 [Member]  
Shareholder Report [Line Items]  
Fund Name Nuveen Inflation Linked Bond Fund
Class Name Retirement Class Shares
Trading Symbol TIKRX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about the Retirement Class Shares of the Nuveen Inflation Linked Bond Fund for the period of 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 athttps://www.nuveen.com/en‑us/mutual‑funds/prospectuses. You can also request this information by contacting us at (800) 257‑8787.
Additional Information Phone Number (800) 257‑8787
Additional Information Website https://www.nuveen.com/en‑us/mutual‑funds/prospectuses
Expenses [Text Block]
What were the Fund costs for the last six months? (based on a hypothetical $10,000 investment)
   
   
Cost of a 
$10,000 investment 
 
Costs paid as a percentage of
$10,000 investment*
     
Retirement Class Shares
  $26    0.50%
* Annualized for period less than one year.
Expenses Paid, Amount $ 26
Expense Ratio, Percent 0.50% [8]
Net Assets $ 3,025,719,261
Holdings Count | Holding 54
Investment Company Portfolio Turnover 14.00%
Additional Fund Statistics [Text Block]
Fund Statistics (as of June 30, 2025)
Fund net assets
   $ 3,025,719,261  
Total number of portfolio holdings
     54  
Portfolio turnover (%)
     14%  
Holdings [Text Block]
LOGO
LOGO
(1) Credit quality ratings are based on the Bloomberg Barclays methodology, which uses the median rating of those compiled by the Moody’s, Standard & Poor’s and Fitch ratings agencies. If ratings are available from only two of these agencies, the lower rating is used. When only one rating is available, that one is used. These ratings are subject to change without notice.
Credit Ratings Selection [Text Block] Credit quality ratings are based on the Bloomberg Barclays methodology, which uses the median rating of those compiled by the Moody’s, Standard & Poor’s and Fitch ratings agencies. If ratings are available from only two of these agencies, the lower rating is used. When only one rating is available, that one is used. These ratings are subject to change without notice.
C000079557 [Member]  
Shareholder Report [Line Items]  
Fund Name Nuveen Inflation Linked Bond Fund
Class Name Premier Class Shares
Trading Symbol TIKPX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about the Premier Class Shares of the Nuveen Inflation Linked Bond Fund for the period of 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 athttps://www.nuveen.com/en‑us/mutual‑funds/prospectuses. You can also request this information by contacting us at (800) 257‑8787.
Additional Information Phone Number (800) 257‑8787
Additional Information Website https://www.nuveen.com/en‑us/mutual‑funds/prospectuses
Expenses [Text Block]
What were the Fund costs for the last six months? (based on a hypothetical $10,000 investment)
   
   
Cost of a 
$10,000 investment 
 
Costs paid as a percentage of
$10,000 investment*
     
Premier Class Shares
  $22    0.42%
* Annualized for period less than one year.
Expenses Paid, Amount $ 22
Expense Ratio, Percent 0.42% [9]
Net Assets $ 3,025,719,261
Holdings Count | Holding 54
Investment Company Portfolio Turnover 14.00%
Additional Fund Statistics [Text Block]
Fund Statistics (as of June 30, 2025)
Fund net assets
   $ 3,025,719,261  
Total number of portfolio holdings
     54  
Portfolio turnover (%)
     14%  
Holdings [Text Block]
LOGO
LOGO
(1) Credit quality ratings are based on the Bloomberg Barclays methodology, which uses the median rating of those compiled by the Moody’s, Standard & Poor’s and Fitch ratings agencies. If ratings are available from only two of these agencies, the lower rating is used. When only one rating is available, that one is used. These ratings are subject to change without notice.
Credit Ratings Selection [Text Block] Credit quality ratings are based on the Bloomberg Barclays methodology, which uses the median rating of those compiled by the Moody’s, Standard & Poor’s and Fitch ratings agencies. If ratings are available from only two of these agencies, the lower rating is used. When only one rating is available, that one is used. These ratings are subject to change without notice.
C000162550 [Member]  
Shareholder Report [Line Items]  
Fund Name Nuveen Inflation Linked Bond Fund
Class Name Class I Shares
Trading Symbol TIIHX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about the Class I Shares of the Nuveen Inflation Linked Bond Fund for the period of 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 athttps://www.nuveen.com/en‑us/mutual‑funds/prospectuses. You can also request this information by contacting us at (800) 257‑8787.
Additional Information Phone Number (800) 257‑8787
Additional Information Website https://www.nuveen.com/en‑us/mutual‑funds/prospectuses
Expenses [Text Block]
What were the Fund costs for the last six months? (based on a hypothetical $10,000 investment)
   
   
Cost of a 
$10,000 investment 
  Costs paid as a percentage of
$10,000 investment*
     
Class I Shares
  $22    0.43%
* Annualized for period less than one year.
Expenses Paid, Amount $ 22
Expense Ratio, Percent 0.43% [10]
Net Assets $ 3,025,719,261
Holdings Count | Holding 54
Investment Company Portfolio Turnover 14.00%
Additional Fund Statistics [Text Block]
Fund Statistics (as of June 30, 2025)
Fund net assets
     $3,025,719,261  
Total number of portfolio holdings
     54  
Portfolio turnover (%)
     14%  
Holdings [Text Block]
LOGO
LOGO
(1) Credit quality ratings are based on the Bloomberg Barclays methodology, which uses the median rating of those compiled by the Moody’s, Standard & Poor’s and Fitch ratings agencies. If ratings are available from only two of these agencies, the lower rating is used. When only one rating is available, that one is used. These ratings are subject to change without notice.
Credit Ratings Selection [Text Block] Credit quality ratings are based on the Bloomberg Barclays methodology, which uses the median rating of those compiled by the Moody’s, Standard & Poor’s and Fitch ratings agencies. If ratings are available from only two of these agencies, the lower rating is used. When only one rating is available, that one is used. These ratings are subject to change without notice.
C000202748 [Member]  
Shareholder Report [Line Items]  
Fund Name Nuveen Inflation Linked Bond Fund
Class Name Class W Shares
Trading Symbol TIIWX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about the Class W Shares of the Nuveen Inflation Linked Bond Fund for the period of 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 athttps://www.nuveen.com/en‑us/mutual‑funds/prospectuses. You can also request this information by contacting us at (800) 257‑8787.
Additional Information Phone Number (800) 257‑8787
Additional Information Website https://www.nuveen.com/en‑us/mutual‑funds/prospectuses
Expenses [Text Block]
What were the Fund costs for the last six months? (based on a hypothetical $10,000 investment)
   
   
Cost of a 
$10,000 investment 
  Costs paid as a percentage of
$10,000 investment*
     
Class W Shares
  $0    0.00%
* Annualized for period less than one year.
Expenses Paid, Amount $ 0
Expense Ratio, Percent 0.00% [11]
Net Assets $ 3,025,719,261
Holdings Count | Holding 54
Investment Company Portfolio Turnover 14.00%
Additional Fund Statistics [Text Block]
Fund Statistics (as of June 30, 2025)
Fund net assets
     $3,025,719,261  
Total number of portfolio holdings
     54  
Portfolio turnover (%)
     14%  
Holdings [Text Block]
LOGO
LOGO
(1) Credit quality ratings are based on the Bloomberg Barclays methodology, which uses the median rating of those compiled by the Moody’s, Standard & Poor’s and Fitch ratings agencies. If ratings are available from only two of these agencies, the lower rating is used. When only one rating is available, that one is used. These ratings are subject to change without notice.
Credit Ratings Selection [Text Block] Credit quality ratings are based on the Bloomberg Barclays methodology, which uses the median rating of those compiled by the Moody’s, Standard & Poor’s and Fitch ratings agencies. If ratings are available from only two of these agencies, the lower rating is used. When only one rating is available, that one is used. These ratings are subject to change without notice.
[1] Annualized for period less than one year.
[2] Annualized for period less than one year.
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[4] Annualized for period less than one year.
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[11] Annualized for period less than one year.