CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2017	Dec. 31, 2016
CURRENT ASSETS:
Cash and cash equivalents	$ 143,366	$ 94,681
Due from charterers, net	3,828	2,048
Due from Navig8 pools, net	54,367	60,750
Assets held for sale	20,580	30,195
Derivative financial instruments - current	674
Prepaid expenses and other current assets	26,463	27,611
Total current assets	249,278	215,285
NONCURRENT ASSETS:
Vessels, net of accumulated depreciation of $213,541 and $197,521, respectively	2,679,205	2,523,710
Vessels under construction	60,014	177,133
Other fixed assets, net	4,622	4,430
Deferred drydock costs, net	12,260	12,714
Working capital at Navig8 pools	33,800	33,100
Restricted cash	1,458	1,457
Derivative financial instruments - non-current	19,168	19,585
Other noncurrent assets	5,052	5,255
Total noncurrent assets	2,815,579	2,777,384
TOTAL ASSETS	3,064,857	2,992,669
CURRENT LIABILITIES:
Accounts payable and accrued expenses	22,379	33,991
Long-term debt, current portion	172,139	181,023
Derivative financial instruments - current	125	1,552
Total current liabilities	194,643	216,566
NONCURRENT LIABILITIES:
Long term debt	1,463,190	1,400,928
Less: unamortized discount and debt financing cost	(61,328)	(63,146)
Long-term debt less unamortized discount and debt financing costs	1,401,862	1,337,782
Other noncurrent liabilities	977	910
Total noncurrent liabilities	1,402,839	1,338,692
TOTAL LIABILITIES	1,597,482	1,555,258
COMMITMENTS AND CONTINGENCIES
SHAREHOLDERS' EQUITY:
Common stock, $0.01 par value per share; authorized 225,000,000 shares; issued and outstanding 82,960,194 shares at March 31, 2017 and December 31, 2016	830	830
Preferred stock, $0.01 par value per share; authorized 5,000,000 shares; issued and outstanding 0 shares at March 31, 2017 and December 31, 2016
Paid-in capital	1,517,439	1,515,362
Accumulated deficit	(69,251)	(96,115)
Accumulated other comprehensive income / (loss)	18,357	17,334
Total shareholders' equity	1,467,375	1,437,411
TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY	$ 3,064,857	$ 2,992,669