ACCOUNTING POLICIES (Tables)

12 Months Ended

Dec. 31, 2013

Accounting Policies [Abstract]

Schedule of fair value of financial instruments using levels of inputs

The fair value of these financial instruments was determined using the following levels of inputs as of December 31, 2013 (in thousands): 

	Fair Value Measurements at December 31, 2013:
	Total		Level 1		Level 2		Level 3
Assets:
Cash equivalents - Money market mutual funds	$	58,081	$	58,081	$	—	$	—
Trading securities held in a “rabbi trust” (1)	138		138		—		—
Total assets	$	58,219	$	58,219	$	—	$	—
Liabilities:
Deferred compensation accrual “rabbi trust” (2)	$	212	$	212	$	—	$	—
Total liabilities	$	212	$	212	$	—	$	—

The fair value of these financial instruments was determined using the following levels of inputs as of December 31, 2012 (in thousands): 

	Fair Value Measurements at December 31, 2012:
	Total		Level 1		Level 2		Level 3
Assets:
Cash equivalents - Money market mutual funds	$	76,248	$	76,248	$	—	$	—
Trading securities held in a “rabbi trust” (1)	264		264		—		—
Total assets	$	76,512	$	76,512	$	—	$	—
Liabilities:
Deferred compensation accrual “rabbi trust” (2)	$	266	$	266	$	—	$	—
Restructuring (3)	65		—		—		65
Total liabilities	$	331	$	266	$	—	$	65

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(1) — Trading securities held in a rabbi trust are included in Other current and long-term assets in the consolidated balance sheets.

(2) — Non qualified deferred compensation in a rabbi trust is included in Accrued liabilities and Other long-term liabilities in the consolidated balance sheets.

(3) — The fair value was determined based on the income approach, in which we used internal cash flow projections over the life of the underlying lease agreements discounted based on a credit adjusted risk-free rate of return. See the roll forward related to the restructuring accrual at Note 3—Restructuring Expense.

Schedule of estimated useful lives of the fixed assets

Fixed assets, which include assets such as technology infrastructure, internal-use software, website development, furniture and fixtures and leasehold improvements, are recorded at cost and depreciated using the straight-line method over the estimated useful lives of the related assets or the term of the related capital lease, whichever is shorter, as follows: 

	Life (years)
Computer software	2-4
Computer hardware	3-4
Furniture and equipment	3-5

Schedule of depreciation and amortization expense which is classified within the corresponding operating expense categories on the consolidated statements of income

Depreciation and amortization expense is classified within the corresponding operating expense categories on the Consolidated Statements of Operations and Comprehensive Income (Loss) as follows (in thousands): 

	Year ended    December 31,
	2013		2012		2011
Cost of goods sold - direct	$	380	$	470	$	714
Technology	12,917		14,177		14,433
General and administrative	1,225		1,362		1,203
Total depreciation and amortization, including internal-use software and website development	$	14,522	$	16,009	$	16,350

Schedule of costs of goods sold, including product cost and other costs and fulfillment and related costs

Cost of goods sold, including product cost and other costs and fulfillment and related costs are as follows (in thousands):

	Year ended    December 31,
	2013			2012			2011
Total revenue, net	$	1,304,217	100%	$	1,099,289	100%	$	1,054,277	100%
Cost of goods sold
Product costs and other cost of goods sold	999,519		77%	848,842		77%	821,739		78%
Fulfillment and related costs	57,038		4%	52,017		5%	53,450		5%
Total cost of goods sold	1,056,557		81%	900,859		82%	875,189		83%
Gross profit	$	247,660	19%	$	198,430	18%	$	179,088	17%

Schedule of computation of basic and diluted net income per common share

The following table sets forth the computation of basic and diluted net income (loss) per common share for the periods indicated (in thousands, except per share data):

	Year ended December 31,
	2013		2012		2011
Net income (loss)	$	88,509	$	14,669	$	(19,438	)
Deemed dividend related to redeemable common stock	—		—		(12		)
Net income (loss) attributable to common shares	$	88,509	$	14,669	$	(19,450	)
Net income (loss) per common share—basic:
Net income (loss) attributable to common shares—basic	$	3.73	$	0.63	$	(0.84	)
Weighted average common shares outstanding—basic	23,714		23,387		23,259
Effect of dilutive securities:
Stock options and restricted stock awards	580		285		—
Weighted average common shares outstanding—diluted	24,294		23,672		23,259
Net income (loss) attributable to common shares—diluted	$	3.64	$	0.62	$	(0.84	)

Schedule of anti-dilutive securities excluded from the calculation of diluted shares outstanding

The following shares were excluded from the calculation of diluted shares outstanding as their effect would have been anti-dilutive (in thousands):

	Year ended December 31,
	2013	2012	2011
Stock options and restricted stock units	154	537	927