Consolidated Statements of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Revenue, net
Direct	$ 163,609	$ 209,646	$ 150,901
Fulfillment partner	890,668	880,227	725,868
Total net revenue	1,054,277	1,089,873	876,769
Cost of goods sold
Direct(1)	149,660	187,124	130,890
Fulfillment partner	725,529	713,109	581,127
Total cost of goods sold	875,189	900,233	712,017
Gross profit	179,088	189,640	164,752
Operating expenses:
Sales and marketing(1)	61,813	61,334	55,549
Technology(1)	67,043	58,260	52,336
General and administrative(1)	67,766	55,650	48,906
Restructuring		(569)	(66)
Total operating expenses	196,622	174,675	156,725
Operating income (loss)	(17,534)	14,965	8,027
Interest income	161	157	170
Interest expense	(2,485)	(2,962)	(3,470)
Other income, net	278	2,088	3,277
Income (loss) before income taxes	(19,580)	14,248	8,004
Provision (benefit) for income taxes	(142)	359	257
Net income (loss)	(19,438)	13,889	7,747
Deemed dividend related to redeemable common stock	(12)	(112)	(48)
Net income (loss) attributable to common shares	$ (19,450)	$ 13,777	$ 7,699
Net income (loss) per common share-basic:
Net income (loss) attributable to common shares-basic (in dollars per share)	$ (0.84)	$ 0.60	$ 0.34
Weighted average common shares outstanding-basic (in shares)	23,259	23,019	22,821
Net income (loss) per common share-diluted:
Net income (loss) attributable to common shares-diluted (in dollars per share)	$ (0.84)	$ 0.59	$ 0.33
Weighted average common shares outstanding-diluted (in shares)	23,259	23,366	23,067