CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
CURRENT ASSETS:
Cash and cash equivalents	$ 184,677	$ 94,681
Due from charterers, net	2,808	2,048
Due from Navig8 pools, net	27,908	60,750
Assets held for sale	31,530	30,195
Prepaid expenses and other current assets	27,127	27,611
Total current assets	274,050	215,285
NONCURRENT ASSETS:
Vessels, net of accumulated depreciation of $222,900 and $197,521, respectively	2,322,111	2,523,710
Vessels under construction	62,537	177,133
Other fixed assets, net	1,440	4,430
Deferred drydock costs, net	12,150	12,714
Working capital at Navig8 pools	26,950	33,100
Restricted cash	1,464	1,457
Derivative financial instruments - non-current	1,259	19,585
Other noncurrent assets	2,983	5,255
Total noncurrent assets	2,430,894	2,777,384
TOTAL ASSETS	2,704,944	2,992,669
CURRENT LIABILITIES:
Accounts payable and accrued expenses	26,907	33,991
Long-term debt, current portion	138,297	181,023
Derivative financial instruments - current	3,483	1,552
Total current liabilities	168,687	216,566
NONCURRENT LIABILITIES:
Long term debt	1,274,599	1,400,928
Less unamortized discount and debt financing costs	(52,356)	(63,146)
Long-term debt less unamortized discount and debt financing costs	1,222,243	1,337,782
Other noncurrent liabilities	1,110	910
Derivative financial instruments - noncurrent	166
Total noncurrent liabilities	1,223,519	1,338,692
TOTAL LIABILITIES	1,392,206	1,555,258
COMMITMENTS AND CONTINGENCIES
SHAREHOLDERS' EQUITY:
Common stock, $0.01 par value per share; authorized 225,000,000 shares; issued and outstanding 82,988,946 shares at September 30, 2017 and 82,960,194 shares at December 31, 2016	830	830
Preferred stock, $0.01 par value per share; authorized 5,000,000 shares; issued and outstanding 0 shares at September 30, 2017 and December 31, 2016
Paid-in capital	1,518,969	1,515,362
Accumulated deficit	(219,264)	(96,115)
Accumulated other comprehensive income	12,203	17,334
Total shareholders' equity	1,312,738	1,437,411
TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY	$ 2,704,944	$ 2,992,669