CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($)	6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018
Operating activities:
Net loss	$ (36,839,000)	$ (50,211,000)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	38,582,000	22,572,000
Amortization of deferred drydocking and survey costs	9,388,000	2,230,000
Amortization of debt premium and discounts	(1,019,000)	(900,000)
Provision for deferred income taxes	6,000
Loss (gain) on asset dispositions, net	(776,000)	(3,257,000)
Asset impairments	0	7,401,000	[1]
Changes in investments in, at equity, and advances to unconsolidated companies	381,000	27,881,000
Compensation expense - stock-based	9,215,000	6,139,000
Changes in assets and liabilities, net:
Trade and other receivables	(10,921,000)	(15,097,000)
Changes in due to/from affiliate, net	15,080,000	19,869,000
Accounts payable	(7,769,000)	1,709,000
Accrued costs and expenses	(4,977,000)	(6,652,000)
Cash paid for deferred drydocking and survey costs	(28,688,000)	(13,394,000)
Other, net	(2,386,000)	18,693,000
Net cash provided by (used in) operating activities	(20,723,000)	16,983,000
Cash flows from investing activities:
Proceeds from sales of assets	20,566,000	12,968,000
Additions to properties and equipment	(8,873,000)	(5,775,000)
Net cash provided by investing activities	11,693,000	7,193,000
Cash flows from financing activities:
Principal payments on long-term debt	(3,792,000)	(2,637,000)
Payments to General Unsecured Creditors		(8,377,000)
Taxes on share based awards	(1,760,000)
Other	1,000	(1,998,000)
Net cash used in financing activities	(5,551,000)	(13,012,000)
Net change in cash, cash equivalents and restricted cash	(14,581,000)	11,164,000
Cash, cash equivalents and restricted cash at beginning of period	397,744,000	453,335,000
Cash, cash equivalents and restricted cash at end of period	383,163,000	464,499,000
Cash paid during the period for:
Interest, net of amounts capitalized	16,293,000	16,134,000
Income taxes	$ 7,754,000	$ 10,083,000

[1] Refer to Note (14) for additional information regarding asset impairment charges.