Selected Quarterly Financial Information (Unaudited) Selected Quarterly Financial Information (Unaudited) (Tables)

12 Months Ended

Apr. 30, 2016

May 02, 2015

Quarterly Financial Information Disclosure [Abstract]

Schedule of Quarterly Financial Information [Table Text Block]

Fiscal 2016 Quarterly Period Ended	August 1, 2015 (a)(b)			October 31, 2015		January 30, 2016			April 30, 2016			Fiscal Year  2016
Sales	$	238,983		$	755,864	$	518,423		$	294,759		$	1,808,029
Gross profit	$	51,544		$	175,121	$	120,640		$	106,044		$	453,349
Net (loss) income	$	(26,918	)	$	33,401	$	(3,603	)	$	(2,796	)	$	84
Basic (loss) earnings per common share:
Net (loss) income	$	(0.65	)	$	0.69	$	(0.07	)	$	(0.06	)	$	—
Diluted (loss) earnings per common share:
Net (loss) income	$	(0.65	)	$	0.69	$	(0.07	)	$	(0.06	)	$	—

Fiscal 2015 Quarterly Period Ended	August 2, 2014			November 1, 2014		January 31, 2015		May 2, 2015			Fiscal Year  2015
Sales	$	225,741		$	751,702	$	521,554	$	274,001		$	1,772,998
Gross profit	$	47,310		$	173,511	$	121,622	$	101,130		$	443,573
Net (loss) income	$	(26,213	)	$	36,951	$	8,650	$	(256	)	$	19,132
Basic (loss) earnings per common share:
Net (loss) income (a)	$	(0.71	)	$	0.95	$	0.09	$	(0.01	)	$	0.33
Diluted (loss) earnings per common share:
Net (loss) income (b)	$	(0.71	)	$	0.95	$	0.09	$	(0.01	)	$	0.33