CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Current assets:
Cash and cash equivalents	$ 12,293	$ 20,007
Accounts receivable, net of allowance for doubtful accounts of $11,067 and $10,347, at March 31, 2015 and December 31, 2014, respectively	14,968	15,184
Other receivables, net of allowance for doubtful accounts of $369 and $315 at March 31, 2015 and December 31, 2014, respectively	10,188	9,362
Inventory	3,022	2,566
Prepaid expenses and other current assets	1,846	2,352
Total current assets	42,317	49,471
Property and equipment, net	21,413	21,703
Intangible assets, net	22,130	22,720
Goodwill	29,831	29,596
Other assets	1,472	1,288
Total assets	117,163	124,778
Current liabilities:
Accounts payable	11,997	13,195
Accrued liabilities	10,308	18,460
Current portion of capital leases	428	480
Current portion of long-term debt	1,250	938
Deferred revenue	3,561	2,248
Total current liabilities	27,544	35,321
Deferred tax liability	1,406	1,258
Long-term portion of capital leases	304	388
Long-term debt	22,807	23,070
Deferred rent	1,051	1,065
Total liabilities	53,112	61,102
Stockholders' equity:
Common stock-$.001 par value as of March 31, 2015 and December 31, 2014; 200,000,000 shares authorized as of March 31, 2015 and December 31, 2014; 27,232,013 and 26,693,248 shares issued and outstanding at March 31, 2015 and December 31, 2014, respectively	27	27
Paid-in capital	267,691	267,236
Accumulated other comprehensive loss	(11)
Accumulated deficit	(203,656)	(203,587)
Total stockholders' equity	64,051	63,676
Total liabilities and stockholders' equity	$ 117,163	$ 124,778