CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME (LOSS) - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Jan. 31, 2024	Jan. 31, 2023	Jan. 31, 2022
CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME (LOSS)
Net sales	$ 3,098,242	$ 3,226,728	$ 2,766,538
Cost of goods sold	1,856,395	2,125,591	1,778,349
Gross profit	1,241,847	1,101,137	988,189
Selling, general and administrative expenses	924,223	833,151	648,015
Depreciation and amortization	27,523	27,762	27,626
Asset impairments	6,758	349,686	1,455
Operating profit (loss)	283,343	(109,462)	311,093
Other income (loss)	(3,149)	27,894	9,549
Interest and financing charges, net	(39,595)	(56,602)	(49,666)
Income (loss) before income taxes	240,599	(138,170)	270,976
Income tax expense (benefit)	65,859	(3,788)	70,875
Net income (loss)	174,740	(134,382)	200,101
Less: Loss attributable to noncontrolling interests	(1,428)	(1,321)	(492)
Net income (loss) attributable to G-III Apparel Group, Ltd.	$ 176,168	$ (133,061)	$ 200,593
Basic:
Net income (loss) per common share	$ 3.84	$ (2.79)	$ 4.14
Weighted average number of shares outstanding (in shares)	45,859	47,653	48,426
Diluted:
Net income (loss) per common share	$ 3.75	$ (2.79)	$ 4.05
Weighted average number of shares outstanding (in shares)	47,000	47,653	49,516
Net income (loss)	$ 174,740	$ (134,382)	$ 200,101
Other comprehensive income (loss):
Foreign currency translation adjustments	8,462	2,965	(12,456)
Other comprehensive income (loss):	8,462	2,965	(12,456)
Comprehensive income (loss)	183,202	(131,417)	187,645
Comprehensive loss attributable to noncontrolling interests:
Net loss	(1,428)	(1,321)	(492)
Foreign currency translation adjustments	(16)	(89)	21
Comprehensive loss attributable to noncontrolling interests	(1,444)	(1,410)	(471)
Comprehensive income (loss) attributable to G-III Apparel Group, Ltd.	$ 181,758	$ (132,827)	$ 187,174