Condensed Consolidated Balance Sheets (USD $)	Sep. 30, 2014	Dec. 31, 2013
ASSETS
Cash and cash equivalents	$ 42,369,000	$ 40,406,000
Accounts receivable, net	36,921,000	42,907,000
Inventories	6,985,000	6,539,000
Prepaid expenses and other assets	7,749,000	7,265,000
Total current assets	94,024,000	97,117,000
Property and equipment, net	8,827,000	7,565,000
Intangible assets	1,235,000	0
Other assets	483,000	702,000
Total assets	104,569,000	105,384,000
LIABILITIES AND STOCKHOLDERS' EQUITY
Accounts payable	30,873,000	33,255,000
Accrued compensation	3,266,000	4,922,000
Accrued expenses	7,912,000	8,935,000
Deferred revenue	5,272,000	4,211,000
Credit facility borrowings	0	2,000,000
Total current liabilities	47,323,000	53,323,000
Other long-term liabilities	4,706,000	4,414,000
Total liabilities	52,029,000	57,737,000
Commitments and Contingencies (Note 9)
Stockholders' Equity:
Preferred stock, $.001 par value, 10,000 shares authorized, no shares issued or outstanding at December 31, 2013 and September 30, 2014	0	0
Common stock, $.001 par value, 100,000 shares authorized, 59,138 and 60,476 shares issued and outstanding at December 31, 2013 and September 30, 2014, respectively	60,000	59,000
Additional paid-in capital	335,423,000	330,103,000
Accumulated other comprehensive loss	(3,232,000)	(3,254,000)
Accumulated deficit	(279,711,000)	(279,261,000)
Total stockholders' equity	52,540,000	47,647,000
Total liabilities and stockholders' equity	$ 104,569,000	$ 105,384,000