Amount of non-variable lease payments from operating, direct financing, and sales-type leases, excluding amount included in measurement of lease receivable.

No definition available.

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Amount of operating lease income from lease payments and variable lease payments paid and payable to lessor. Includes, but is not limited to, variable lease payments not included in measurement of lease receivable.

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Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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REVENUE (Schedule of Disaggregated Revenue) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Revenue, non lease	$ 139,725	$ 69,010	$ 265,062	$ 170,884
Shipping revenues	139,725	69,010	265,062	170,884
Lightering Services Component [Member]
Revenue, non lease	8,566	11,351	14,916	32,424
International Crude Tankers Segment [Member]
Revenue, non lease	110,407	52,130	204,084	132,515
Shipping revenues	110,407	52,130	204,084	132,515
International Crude Tankers Segment [Member] \| Lightering Services Component [Member]
Revenue, non lease	8,566	11,351	14,916	32,424
International Product Carriers Segment [Member]
Revenue, non lease	29,318	16,880	60,978	38,369
Shipping revenues	29,318	16,880	60,978	38,369
International Product Carriers Segment [Member] \| Lightering Services Component [Member]
Revenue, non lease	0	0	0	0
Other Segment [Member]
Revenue, non lease	0	0
Shipping revenues	0	0	0	0
Other Segment [Member] \| Lightering Services Component [Member]
Revenue, non lease	0	0	0	0
Pool Revenue Leases [Member]
Revenue, operating leases			201,268	112,350
Shipping revenues	100,059	44,713	201,268	112,350
Pool Revenue Leases [Member] \| Fixed-Price Contract [Member]
Revenue, operating leases	100,059	44,713
Pool Revenue Leases [Member] \| International Crude Tankers Segment [Member]
Revenue, operating leases			142,696	74,419
Pool Revenue Leases [Member] \| International Crude Tankers Segment [Member] \| Fixed-Price Contract [Member]
Revenue, operating leases	72,446	28,247
Pool Revenue Leases [Member] \| International Product Carriers Segment [Member]
Revenue, operating leases			58,572	37,931
Pool Revenue Leases [Member] \| International Product Carriers Segment [Member] \| Fixed-Price Contract [Member]
Revenue, operating leases	27,613	16,466
Pool Revenue Leases [Member] \| Other Segment [Member]
Revenue, operating leases			0	0
Pool Revenue Leases [Member] \| Other Segment [Member] \| Fixed-Price Contract [Member]
Revenue, operating leases	0	0
Voyage Charter Leases Non Variable Payments [Member]
Revenue, operating leases			12,449	12,859
Voyage Charter Leases Non Variable Payments [Member] \| Fixed-Price Contract [Member]
Revenue, lease non-variable	4,395	5,563
Voyage Charter Leases Non Variable Payments [Member] \| International Crude Tankers Segment [Member]
Revenue, operating leases			10,043	12,511
Voyage Charter Leases Non Variable Payments [Member] \| International Crude Tankers Segment [Member] \| Fixed-Price Contract [Member]
Revenue, lease non-variable	2,690	5,239
Voyage Charter Leases Non Variable Payments [Member] \| International Product Carriers Segment [Member]
Revenue, operating leases			2,406	348
Voyage Charter Leases Non Variable Payments [Member] \| International Product Carriers Segment [Member] \| Fixed-Price Contract [Member]
Revenue, lease non-variable	1,705	324
Voyage Charter Leases Non Variable Payments [Member] \| Other Segment [Member]
Revenue, operating leases			0	0
Voyage Charter Leases Non Variable Payments [Member] \| Other Segment [Member] \| Fixed-Price Contract [Member]
Revenue, lease non-variable	0	0
Voyage Charter Leases Variable Payments [Member]
Revenue, operating leases			1,170	1,190
Voyage Charter Leases Variable Payments [Member] \| Fixed-Price Contract [Member]
Revenue, operating leases	50	842
Voyage Charter Leases Variable Payments [Member] \| International Crude Tankers Segment [Member]
Revenue, operating leases			1,170	1,190
Voyage Charter Leases Variable Payments [Member] \| International Crude Tankers Segment [Member] \| Fixed-Price Contract [Member]
Revenue, operating leases	50	842
Voyage Charter Leases Variable Payments [Member] \| International Product Carriers Segment [Member]
Revenue, operating leases			0	0
Voyage Charter Leases Variable Payments [Member] \| International Product Carriers Segment [Member] \| Fixed-Price Contract [Member]
Revenue, operating leases	0	0
Voyage Charter Leases Variable Payments [Member] \| Other Segment [Member]
Revenue, operating leases			0	0
Voyage Charter Leases Variable Payments [Member] \| Other Segment [Member] \| Fixed-Price Contract [Member]
Revenue, operating leases	0	0
Time and Bareboat Charter Leases [Member]
Revenue, operating leases			35,259	12,061
Shipping revenues	26,655	6,541	35,259	12,061
Time and Bareboat Charter Leases [Member] \| Fixed-Price Contract [Member]
Revenue, operating leases	26,655	6,541
Time and Bareboat Charter Leases [Member] \| International Crude Tankers Segment [Member]
Revenue, operating leases			35,259	11,971
Time and Bareboat Charter Leases [Member] \| International Crude Tankers Segment [Member] \| Fixed-Price Contract [Member]
Revenue, operating leases	26,655	6,451
Time and Bareboat Charter Leases [Member] \| International Product Carriers Segment [Member]
Revenue, operating leases			0	90
Time and Bareboat Charter Leases [Member] \| International Product Carriers Segment [Member] \| Fixed-Price Contract [Member]
Revenue, operating leases	0	90
Time and Bareboat Charter Leases [Member] \| Other Segment [Member]
Revenue, operating leases			0	0
Time and Bareboat Charter Leases [Member] \| Other Segment [Member] \| Fixed-Price Contract [Member]
Revenue, operating leases	0	0
Voyage Charter Leases [Member]
Shipping revenues	$ 13,011	$ 17,756	$ 28,535	$ 46,473