Condensed Consolidated Statements of Comprehensive (Loss) Income (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
Income Statement [Abstract]
Net sales	$ 211,469	$ 170,085
Cost of sales	124,697	100,253
Gross profit	86,772	69,832
Selling, general and administrative expenses	137,254	112,583
Loss from operations	(50,482)	(42,751)
Other expense (income), net:
Interest income	(54)	(9)
Interest expense	438	380
Other, net	(96)	(70)
Total other expense (income), net	288	301
Loss before income taxes	(50,770)	(43,052)
Income tax expense	(13,708)	(13,777)
Net loss	(37,062)	(29,275)
Other comprehensive income (loss), net of tax:
Unrealized loss on foreign currency hedging	(260)	(210)
Foreign currency translation adjustment	476	(1,089)
Total other comprehensive income (loss)	216	(1,299)
Comprehensive loss	$ (36,846)	$ (30,574)
Net loss per share:
Basic (in dollars per share)	$ (1.07)	$ (0.85)
Diluted (in dollars per share)	$ (1.07)	$ (0.85)
Weighted-average common shares outstanding:
Basic (in shares)	34,626	34,452
Diluted (in shares)	34,626	34,452