Condensed Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013
Current assets:
Cash and cash equivalents	$ 44,669	$ 49,148
Restricted cash	81	81
Accounts and other receivables, net of allowance for uncollectible accounts of $2,213 and $2,203, respectively	20,591	18,682
Other current assets	4,764	4,217
Total current assets	70,105	72,128
Property and equipment, net	26,542	23,716
Intangible assets, net	3,803	3,971
Goodwill	6,563	6,563
Other assets	1,586	1,540
Total assets	108,599	107,918
Current liabilities:
Trade accounts payable	9,156	9,696
Accrued liabilities	5,282	6,482
Accrued commissions	2,137	2,072
Current portion of deferred revenue	2,571	2,440
Current portion of debt and capital lease obligations	3,976	3,461
Total current liabilities	23,122	24,151
Long-term portion of debt and capital lease obligations	4,965	4,580
Deferred rent	467	487
Deferred revenue	4,279	3,981
Total liabilities	32,833	33,199
Stockholders’ equity:
Common stock, $0.0001 par value; 100,000 shares authorized; 55,787 and 55,346 shares issued and outstanding as of March 31, 2014 and December 31, 2013, respectively	6	6
Additional paid-in capital	169,885	167,422
Accumulated deficit	(94,125)	(92,709)
Total stockholders’ equity	75,766	74,719
Total liabilities and stockholders’ equity	$ 108,599	$ 107,918