CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS (UNAUDITED) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Jun. 30, 2016	Jun. 30, 2015
Income Statement [Abstract]
Net sales	$ 174,393	$ 213,805
Cost of sales	98,141	127,209
Gross profit	76,252	86,596
Selling, general and administrative expenses	154,571	150,304
Loss from operations	(78,319)	(63,708)
Other expense (income), net:
Interest income	(204)	(116)
Interest expense	1,435	1,035
Other, net	(669)	55
Total other expense, net	562	974
Loss before income taxes	(78,881)	(64,682)
Income tax benefit	(19,963)	(17,355)
Net loss	(58,918)	(47,327)
Other comprehensive income (loss), net of tax:
Unrealized gain (loss) on foreign currency hedging	2,909	(1,463)
Foreign currency translation adjustment	3,699	2,766
Total other comprehensive income	6,608	1,303
Comprehensive loss	$ (52,310)	$ (46,024)
Net loss per share:
Basic (in USD per share)	$ (1.84)	$ (1.43)
Diluted (in USD per share)	$ (1.84)	$ (1.43)
Weighted-average common shares outstanding:
Basic (in shares)	32,024	33,117
Diluted (in shares)	32,024	33,117