Schedule I - Condensed Financial Information of Registrant - Condensed Balance Sheets (Details) - Ollie's Bargain Outlet Holdings, Inc. [Member] - USD ($) $ in Thousands	Jan. 31, 2026	Feb. 01, 2025
Assets
Total current assets	$ 0	$ 0
Long-term assets:
Investment in subsidiaries	1,888,076	1,695,310
Total assets	1,888,076	1,695,310
Liabilities and stockholders’ equity
Total current liabilities	0	0
Total long-term liabilities	0	0
Total liabilities	0	0
Stockholders’ equity:
Common stock	68	67
Additional paid-in capital	761,300	735,284
Retained earnings	1,608,309	1,367,713
Treasury stock, at cost	(481,601)	(407,754)
Total stockholders’ equity	1,888,076	1,695,310
Total liabilities and stockholders’ equity	$ 1,888,076	$ 1,695,310