v3.26.1
Shareholder Report
6 Months Ended
Jun. 30, 2026
USD ($)
Holding
Shareholder Report [Line Items]  
Document Type N-CSRS
Amendment Flag false
Registrant Name T. ROWE PRICE EQUITY FUNDS, INC.
Entity Central Index Key 0001012968
Entity Investment Company Type N-1A
Document Period End Date Jun. 30, 2026
Shareholder Report Annual or Semi-Annual Semi-Annual Shareholder Report
C000005464  
Shareholder Report [Line Items]  
Fund Name Institutional Large-Cap Core Growth Fund
Trading Symbol TPLGX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Institutional Large-Cap Core Growth Fund (the "fund") for the period of January 1, 2026 to June 30, 2026.
Additional Information [Text Block] You can find the fund’s prospectus, financial information on Form N‑CSR (which includes required tax information for dividends), holdings, proxy voting information, and other information atwww.troweprice.com/prospectus. You can also request this information without charge by contacting T. Rowe Price at 1‑800‑638‑5660 or info@troweprice.com or contacting your intermediary.
Material Fund Change Notice [Text Block]  
Additional Information Phone Number 1‑800‑638‑5660
Additional Information Email <span style="box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 13.3333px; font-weight: 400; grid-area: auto; line-height: 17.3333px; margin: 0px; overflow: visible; text-align: justify; text-align-last: left; white-space-collapse: preserve-breaks;">info@troweprice.com</span>
Additional Information Website www.troweprice.com/prospectus
Expenses [Text Block]

What were the fund costs for the last six months? (based on a hypothetical $10,000 investment)

Table Summary
 
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
Institutional Large-Cap Core Growth Fund
$28
0.56%
Expenses Paid, Amount $ 28
Expense Ratio, Percent 0.56%
Updated Performance Information Location [Text Block]

If you invest directly with T. Rowe Price, you can elect to receive future shareholder reports or other important documents through electronic delivery by enrolling at www.troweprice.com/paperless. If you invest through a financial intermediary such as an investment advisor, a bank, retirement plan sponsor or a brokerage firm, please contact that organization and ask if it can provide electronic delivery.

Visit www.troweprice.com/en/us/market-data-disclosures for additional legal notices & disclaimers.

AssetsNet $ 2,655,505,000
Holdings Count | Holding 79
InvestmentCompanyPortfolioTurnover 19.10%
Additional Fund Statistics [Text Block]

What are some fund statistics?

Fund Statistics

Table Summary
Total Net Assets (000s)
$2,655,505
Number of Portfolio Holdings
79
Additional Fund Statistics Significance or Limits [Text Block]
Table Summary
Portfolio Turnover Rate
19.1%
Holdings [Text Block]

Sector Allocation (as a % of Net Assets)

Table Summary
Information Technology
52.7%
Communication Services
17.8
Consumer Discretionary
11.5
Financials
6.6
Health Care
5.6
Industrials & Business Services
4.8
Utilities
0.3
Materials
0.3
Corporate Securities
0.2
Other
0.2
Largest Holdings [Text Block]

Top Ten Holdings (as a % of Net Assets)

Table Summary
NVIDIA
15.7%
Alphabet
12.1
Broadcom
5.9
Apple
4.4
Microsoft
4.3
Advanced Micro Devices
3.5
Meta Platforms
3.4
Carvana
3.4
Amazon.com
3.2
Eli Lilly
3.1
Material Fund Change [Text Block]
Updated Prospectus Web Address www.troweprice.com/paperless