CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
Operating activities:
Net loss	$ (16,368)	$ (3,290)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization	6,276	4,899
Deferred income taxes	(10,007)	(1,858)
Stock-based compensation expense	3,231	2,588
Allowance for doubtful accounts	342	(229)
Other changes in operating assets and liabilities:
Accounts receivable, net	(2,290)	(4,633)
Inventories	(11,560)	(21,731)
Prepaid expenses and other current assets	(1,994)	(325)
Other assets	51	52
Accounts payable	14,324	27,327
Accrued liabilities	(2,324)	(685)
Deferred revenue	(425)	267
Other long-term liabilities	(97)	(559)
Income taxes payable	(237)	204
Net cash (used in) provided by operating activities	(21,078)	2,027
Investing activities:
Purchases of property and equipment and other intangible assets	(7,582)	(6,639)
Capitalization of content and website development costs	(4,212)	(3,571)
Net cash used in investing activities	(11,794)	(10,210)
Financing activities:
Proceeds from stock option exercises and employee stock purchase plan	394	627
Net cash paid for payroll taxes on restricted stock unit releases	(694)	(526)
Common stock repurchased	(38)
Excess tax benefits from stock-based compensation	11	8
Net cash (used in) provided by financing activities	(327)	109
Effect of exchange rate changes on cash	431	(218)
Net change in cash and cash equivalents	(32,768)	(8,292)
Cash and cash equivalents, beginning of period	231,988	189,710
Cash and cash equivalents, end of period	199,220	181,418
Non-cash investing and financing activities:
Net change in accounts payable and accrued liabilities related to capital expenditures	$ 327	$ (223)