Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
Current assets:
Cash and cash equivalents	$ 1,599,988	$ 748,476
Short-term investments	29,572	3,409
Accounts receivable, net	597,242	396,245
Other current assets	217,006	319,396
Total current assets	2,443,808	1,467,526
Long-term investments	10,885	10,042
Property, plant and equipment, net	9,006,171	7,199,210
Goodwill	4,226,490	2,986,064
Intangible assets, net	2,335,175	719,231
Other assets	285,967	226,298
Total assets	18,308,496	12,608,371
Current liabilities:
Accounts payable and accrued expenses	657,229	581,739
Accrued property, plant and equipment	205,444	144,842
Current portion of capital lease and other financing obligations	60,201	101,046
Current portion of mortgage and loans payable	84,455	67,928
Other current liabilities	149,295	133,140
Total current liabilities	1,156,624	1,028,695
Capital lease and other financing obligations, less current portion	1,612,188	1,410,742
Mortgage and loans payable, less current portion	2,551,510	1,369,087
Senior notes	5,717,276	3,810,770
Other liabilities	728,681	623,248
Total liabilities	11,766,279	8,242,542
Commitments and contingencies (Note 10)
Stockholders' equity:
Common stock, $0.001 par value per share: 300,000,000 shares authorized; 78,233,670 and 71,409,015 shares outstanding	79	72
Additional paid-in capital	9,718,580	7,413,519
Treasury stock, at cost; 402,575 and 408,415 shares	(146,369)	(147,559)
Accumulated dividends	(2,433,600)	(1,969,645)
Accumulated other comprehensive loss	(783,947)	(949,142)
Retained earnings	187,474	18,584
Total stockholders' equity	6,542,217	4,365,829
Total liabilities and stockholders' equity	$ 18,308,496	$ 12,608,371