SIGNIFICANT ACCOUNTING POLICIES (Tables)

12 Months Ended

Jan. 31, 2017

Accounting Policies [Abstract]

Schedule of reconciliation between basic and diluted net income per share

	Year Ended January 31
	2017			2016			2015
	(In thousands, except per share amounts)
Net income attributable to G-III		$	51,938		$	114,333		$	110,361
Basic net income per share:
Basic common shares			46,308			45,328			43,298
Basic net income per share		$	1.12		$	2.52		$	2.55
Diluted net income per share:
Basic common shares			46,308			45,328			43,298
Stock options and restricted stock awards			1,086			1,184			1,126
Diluted common shares			47,394			46,512			44,424
Diluted net income per share		$	1.10		$	2.46		$	2.48