Net Income per Common Share (Tables)

6 Months Ended

Jul. 31, 2016

Earnings Per Share [Abstract]

Schedule of reconciliation between basic and diluted net income per share

	Three Months Ended July 31					Six Months Ended July 31
	2016			2015		2016		2015
	(In thousands, except per share amounts)
Net income (loss) attributable to G-III	$	(1,293	)	$	12,453	$	1,478	$	19,213
Basic net income (loss) per share:
Basic common shares		45,667			45,073		45,601		45,020
Basic net income (loss) per share	$	(0.03	)	$	0.28	$	0.03	$	0.43
Diluted net income per share:
Basic common shares		45,667			45,073		45,601		45,020
Diluted Restricted stock awards and stock options		—			1,289		1,366		1,269
Diluted common shares		45,667			46,362		46,967		46,289
Diluted net income per share	$	(0.03	)	$	0.27	$	0.03	$	0.42