Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2016	Dec. 31, 2015
Current assets:
Cash and cash equivalents	$ 13,200	$ 14,718
Accounts receivable, net	44,124	43,552
Prepaid expenses and other current assets	5,375	3,876
Total current assets	62,699	62,146
Property and equipment, net	250,311	214,500
Goodwill	42,403	42,403
Intangible assets, net	13,445	16,055
Other assets	7,335	5,908
Total assets	376,193	341,012
Current liabilities:
Accounts payable	17,801	29,376
Accrued expenses and other liabilities	29,287	36,328
Deferred revenue	49,199	25,759
Current portion of long-term debt	875	875
Current portion of capital leases	2,108	1,610
Total current liabilities	99,270	93,948
Deferred revenue, net of current portion	147,525	106,825
Long-term debt	16,094	16,750
Long-term portion of capital leases	2,710	2,217
Deferred tax liabilities	3,289	2,965
Other liabilities	8,010	6,272
Total liabilities	276,898	228,977
Commitments and contingencies (Note 8)
Stockholders' equity:
Preferred stock, $0.0001 par value; 5,000 shares authorized; no shares issued and outstanding
Common stock, $0.0001 par value; 100,000 shares authorized; 38,272 and 37,325 shares issued and outstanding at September 30, 2016 and December 31, 2015, respectively	4	4
Additional paid-in capital	207,818	197,612
Accumulated deficit	(108,229)	(85,176)
Accumulated other comprehensive loss	(868)	(1,160)
Total common stockholders' equity	98,725	111,280
Non-controlling interests	570	755
Total stockholders' equity	99,295	112,035
Total liabilities and stockholders' equity	$ 376,193	$ 341,012