| Document And Entity Information | 12 Months Ended |
| Mar. 31, 2023 | |
| Document Information [Line Items] | |
| Entity Registrant Name | StepStone Private Venture & Growth Fund |
| Document Type | N-CSR |
| Amendment Flag | false |
| Entity Central Index Key | 0001918642 |
| N-2 | 12 Months Ended |
| Mar. 31, 2023 $ / shares | |
| Cover [Abstract] | |
| Entity Central Index Key | 0001918642 |
| Amendment Flag | false |
| Document Type | N-CSR |
| Entity Registrant Name | StepStone Private Venture & Growth Fund |
| Financial Highlights [Abstract] | |
| Senior Securities [Table Text Block] | On October 28, 2020, the Securities and Exchange Commission (the “SEC”) adopted regulations governing the use of derivatives by registered investment companies (“Rule 18f -4 -4 |
| General Description of Registrant [Abstract] | |
| Investment Objectives and Practices [Text Block] | The Board provides broad oversight over the Fund’s investment program, management and operations and has the right to delegate management responsibilities. StepStone Group Private Wealth LLC (formerly known as StepStone Conversus LLC) serves as the Fund’s investment adviser (“Adviser”). The Adviser oversees the management of the Fund’s day -to-day -adviser -Adviser -to-day The Fund’s investment objective is to achieve long -term |
| Risk Factors [Table Text Block] | An investment in the Fund involves material risks, including performance risk, liquidity risk, business and financial risk, risks associated with the use of leverage, valuation risk, tax risk and other risks that should be carefully considered prior to investing and investing should only be considered by persons financially able to maintain their investment and who can afford a loss of a substantial part or all of such investment. |
| Capital Stock, Long-Term Debt, and Other Securities [Abstract] | |
| Capital Stock [Table Text Block] | The Fund offers four separate classes of shares of beneficial interest (“Shares”) designated as Class I Shares, Class D Shares, Class S Shares and Class T Shares. Each class of Shares is subject to different fees and expenses. The minimum initial investment in Class I Shares by an investor in the Fund is $1.0 million, the minimum initial investment in Class D Shares, Class S Shares and Class T Shares by an investor is $50,000. However, the Fund, in its sole discretion, may accept investments below these minimums, but no lower than $25,000 for any individual investor. Investors purchasing Class S Shares and Class T Shares may be charged a sales load up to a maximum of 3.5% and investors purchasing Class D Shares may be charged a sales load up to a maximum of 1.5%. Investors purchasing Class I Shares are not charged a sales load. The Fund accepts initial and additional purchases of Shares as of the first business day of each calendar month at the Fund’s then -current The following table summarizes the Capital Share transactions for the period November 1, 2022 through March 31, 2023: For the Period Shares Dollar Class I 6,167,112 $ 161,808,088 Class D 25,073 743,000 Class S 1,000 25,000 Class T 1,000 25,000 Increase in Shares and Net Assets 6,194,185 $ 162,601,088 Beginning no later than the first calendar quarter of 2024, it is expected that the Adviser will recommend to the Board, subject to the Board’s discretion, that the Fund commence a quarterly share repurchase program where the total amount of aggregate repurchases of Shares will be up to 2.5% of the Fund’s outstanding Shares per quarter. Any repurchase of Shares which have been held for less than one year by a Shareholder, as measured through the date of redemption, will be subject to an early repurchase fee equal to 2% of the NAV of the Shares repurchased by the Fund. The Fund has no obligation to repurchase Shares at any time; any such repurchases will only be made at such times, in such amounts and on such terms as may be determined by the Board of Trustees, in its sole discretion. |
| Class I Shares [Member] | |
| General Description of Registrant [Abstract] | |
| NAV Per Share | $ 30.13 |
| Class D Shares [Member] | |
| General Description of Registrant [Abstract] | |
| NAV Per Share | 30.08 |
| Class S Shares [Member] | |
| General Description of Registrant [Abstract] | |
| NAV Per Share | 30.08 |
| Class T Shares [Member] | |
| General Description of Registrant [Abstract] | |
| NAV Per Share | $ 30.08 |
