v3.26.3
Expense Example - AB DISCOVERY GROWTH FUND, INC.
Jun. 30, 2026
USD ($)
Class A  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 515
Expense Example, with Redemption, 3 Years 708
Expense Example, with Redemption, 5 Years 917
Expense Example, with Redemption, 10 Years 1,519
Class C  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 272 [1]
Expense Example, with Redemption, 3 Years 535
Expense Example, with Redemption, 5 Years 922
Expense Example, with Redemption, 10 Years 1,803
Advisor Class  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 70
Expense Example, with Redemption, 3 Years 223
Expense Example, with Redemption, 5 Years 389
Expense Example, with Redemption, 10 Years 870
Class I  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 77
Expense Example, with Redemption, 3 Years 242
Expense Example, with Redemption, 5 Years 421
Expense Example, with Redemption, 10 Years 941
Class Z  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 67
Expense Example, with Redemption, 3 Years 213
Expense Example, with Redemption, 5 Years 372
Expense Example, with Redemption, 10 Years $ 834
[1]
If you did not redeem your shares at the end of the period, your expenses would be decreased by approximately $100.