CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($) $ in Thousands	Sep. 30, 2019	Dec. 31, 2018
Current assets:
Cash and cash equivalents	$ 359,332	$ 371,791
Restricted cash	3,300	25,953
Trade and other receivables, net	123,133	111,266
Due from affiliates	124,757	132,951
Marine operating supplies	21,303	29,505
Other current assets	13,116	11,836
Total current assets	644,941	683,302
Investments in, at equity, and advances to unconsolidated companies	0	1,039
Properties and equipment, net	1,022,786	1,089,857
Deferred drydocking and survey costs	49,025	22,215
Other assets	37,269	31,326
Total assets	1,754,021	1,827,739
Current liabilities:
Accounts payable	23,672	31,939
Accrued costs and expenses	54,792	61,784
Due to affiliates	41,676	34,972
Current portion of long-term debt	9,689	8,568
Other current liabilities	30,024	21,092
Total current liabilities	159,853	158,355
Long-term debt	419,905	430,436
Other liabilities	96,499	94,025
Contingencies (Note 10)
Equity:
Common stock of $0.001 par value, 125,000,000 shares authorized, 39,110,938 and 36,978,280 shares issued and outstanding at September 30, 2019 and December 31, 2018, respectively	39	37
Additional paid-in capital	1,365,872	1,352,388
Accumulated deficit	(292,673)	(210,783)
Accumulated other comprehensive income	2,194	2,194
Total stockholders’ equity	1,075,432	1,143,836
Noncontrolling interests	2,332	1,087
Total equity	1,077,764	1,144,923
Total liabilities and equity	$ 1,754,021	$ 1,827,739