CASH FLOW INFORMATION (Details) - USD ($) $ in Thousands	1 Months Ended	12 Months Ended
	Jan. 31, 2016	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Non-cash investing and financing activities
Capitalized interest		$ 27,602	$ 35,170	$ 8,958
Escrow Deposit Noncurrent		38	51,915
Accrued capitalized interest		10,700	$ 15,000
Issuance of common stock related to 2015 Acquired VLCC Newbuildings (in shares)			31,465,989
Common stock issued under equity purchase agreement			483,970
Commitment premium paid			$ 6,000
Accounts payable and accrued expenses.
Non-cash investing and financing activities
Milestone and supervision payments not yet paid		4,900	106,000
Accrued capitalized interest		500	1,000
Long - term debt
Non-cash investing and financing activities
Accrued capitalized interest		$ 10,200	14,000
Gener8 Apollo | Credit Facility Drawdown
Non-cash investing and financing activities
Amount borrowed			$ 60,900
Gener8 Apollo | Prepaid Expenses and Other Current Assets
Non-cash investing and financing activities
Borrowings under term loan facilities	$ 9,000
Gener8 Apollo | Other Assets
Non-cash investing and financing activities
Escrow Deposit Noncurrent	$ 51,900