Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014
Current assets:
Cash and cash equivalents	$ 8,556	$ 8,849
Marketable securities	0	1,614
Accounts receivable, net	50,335	27,917
Prepaid expenses and other current assets	4,189	3,916
Deferred tax assets	787	787
Total current assets	63,867	43,083
Property and equipment, net	192,909	111,772
Goodwill	42,403	42,403
Intangible assets, net	16,927	19,676
Other assets	4,913	2,468
Total assets	321,019	219,402
Current liabilities:
Accounts payable	33,253	4,004
Accrued expenses and other liabilities	42,337	26,109
Deferred revenue	19,447	25,488
Current portion of long-term debt	16,094	875
Current portion of capital leases	1,453	309
Total current liabilities	112,584	56,785
Deferred revenue, net of current portion	82,473	27,267
Long-term debt	1,969	2,625
Long-term portion of capital leases	1,984	381
Deferred tax liabilities	3,717	3,432
Other liabilities	5,701	1,482
Total liabilities	$ 208,428	$ 91,972
Commitments and contingencies (Note 9)
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; 37,140 and 36,267 shares issued and outstanding at September 30, 2015 and December 31, 2014, respectively	$ 4	$ 4
Additional paid-in capital	194,630	189,725
Accumulated deficit	(81,522)	(62,884)
Accumulated other comprehensive loss	(1,230)	(443)
Total common stockholders' equity	111,882	126,402
Non-controlling interests	709	1,028
Total stockholders' equity	112,591	127,430
Total liabilities and stockholders' equity	$ 321,019	$ 219,402