CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
CASH FLOWS FROM OPERATING ACTIVITIES
Net income	$ 2,371	$ 5,761
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation	1,183	1,007
Amortization of capitalized software	1,078	680
Amortization of intangibles	1,264	562
Stock-based compensation expense	2,998	2,887
Deferred income tax benefit	36	194
Excess tax benefits from stock-based awards	(1,243)	0
Reserve for returns	3,120	3,035
Allowance for doubtful accounts	443	311
Reserve for inventory obsolescence	90	(18)
Loss in equity interests	175	119
Other non-cash activity	139	(21)
Changes in operating assets and liabilities, net of acquisitions:
Increase in accounts receivable	(7,291)	(2,101)
Decrease (increase) in inventories	77	(820)
(Increase) decrease in deferred production and marketing costs	(28)	75
Decrease (increase) in prepaid expenses and other current assets	696	(1,927)
Decrease (increase) in other assets	145	(79)
(Decrease) increase in accounts payable and accrued expenses	(1,519)	29
Increase in deferred revenue	475	217
Decrease in deferred rent	(361)	(351)
Increase in other liabilities	30	6
Net cash provided by operating activities	3,878	9,566
CASH FLOWS FROM INVESTING ACTIVITIES
Purchases of property and equipment	(562)	(804)
Additions to capitalized software	(2,082)	(1,995)
Maturity of U.S. Treasury Bills	2,599	2,598
Purchases of U.S. Treasury Bills	(2,599)	(2,598)
Payment to acquire investment	(4,000)	0
Purchase of intangible assets	(35)	(3)
Acquisitions, net of cash acquired	(5,724)	0
Net cash used in investing activities	(12,403)	(2,802)
CASH FLOWS FROM FINANCING ACTIVITIES
Repurchase of common stock	(615)	0
Proceeds from issuance of common stock	182	121
Proceeds from exercise of stock options	523	197
Excess tax benefits from stock-based awards	1,243	0
Surrender of restricted common stock for income tax purposes	(4,147)	(1,656)
Net cash used in financing activities	(2,814)	(1,338)
(Decrease) increase in cash and cash equivalents	(11,339)	5,426
Cash and cash equivalents at beginning of period	90,697	77,407
Cash and cash equivalents at end of period	$ 79,358	$ 82,833