Net Income per Common Share (Tables)

9 Months Ended

Oct. 31, 2014

Earnings Per Share [Abstract]

Schedule of reconciliation between basic and diluted net income per share

	Three Months Ended October 31,				Nine Months Ended October 31,
	2014		2013		2014		2013
	(In thousands, except per share amounts)
Net income attributable to G-III	$	80,615	$	59,595	$	88,141	$	64,305
Basic net income per share:
Basic common shares		22,411		20,399		21,370		20,290
Basic net income per share	$	3.60	$	2.92	$	4.12	$	3.17
Diluted net income per share:
Basic common shares		22,411		20,399		21,370		20,290
Restricted stock awards and stock options		451		512		471		528
Diluted common shares		22,862		20,911		21,841		20,818
Diluted net income per share	$	3.53	$	2.85	$	4.04	$	3.09