SEGMENT INFORMATION - Statement of Income by Segment (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Segment Reporting Information [Line Items]
Adjusted EBITDA	$ 66,472	$ 92,696	$ 138,467	$ 157,451
Revenues
Total revenues	94,309	149,848	207,149	264,742
Expenses
Operating expenses	24,572	85,783	58,016	140,093
General and administrative	4,388	3,551	9,051	7,735
Acquisition and transaction expenses	3,661	2,308	6,855	3,782
Management fees and incentive allocation to affiliate	4,756	5,710	9,522	9,548
Depreciation and amortization	41,720	42,052	83,917	80,915
Asset impairment	10,476	0	10,476	0
Interest expense	21,794	25,394	44,655	46,128
Total expenses	111,367	164,798	222,492	288,201
Other income (expense)
Equity in losses of unconsolidated entities	(3,209)	(169)	(2,944)	(553)
Gain (loss) on sale of assets, net	768	22,622	(1,051)	24,340
Loss on extinguishment of debt	0	0	(4,724)	0
Interest income	22	240	63	331
Other (expense) income	(1)	4,937	32	2,334
Total other (expense) income	(2,420)	27,630	(8,624)	26,452
(Loss) income from continuing operations before income taxes	(19,478)	12,680	(23,967)	2,993
(Benefit from) provision for income taxes	(3,750)	(2,328)	(3,848)	(2,061)
Net (loss) income from continuing operations	(15,728)	15,008	(20,119)	5,054
Dividends on preferred shares	4,079	0	8,618	0
Net loss attributable to shareholders from continuing operations	(15,695)	19,588	(19,889)	12,994
Equipment Leasing
Revenues
Total revenues	79,834	79,200	166,283	151,652
Infrastructure
Revenues
Total revenues	14,475	70,648	40,866	113,090
Operating Segments
Other income (expense)
(Loss) income from continuing operations before income taxes
Less: Net loss from continuing operations attributable to non-controlling interests in consolidated subsidiaries	(4,112)	(4,580)	(8,848)	(7,940)
Corporate and Other
Segment Reporting Information [Line Items]
Adjusted EBITDA	(13,112)	(5,364)	(27,760)	(13,907)
Revenues
Total revenues	5,969	5,039	10,762	7,854
Expenses
Operating expenses	5,830	3,166	11,260	6,707
General and administrative	4,388	3,551	9,051	7,735
Acquisition and transaction expenses	1,581	1,338	1,269	1,834
Management fees and incentive allocation to affiliate	4,756	5,710	9,522	9,548
Depreciation and amortization	1,979	1,706	3,943	3,415
Asset impairment	0		0
Interest expense	19,130	20,522	38,170	37,036
Total expenses	37,664	35,993	73,215	66,275
Other income (expense)
Equity in losses of unconsolidated entities	(33)	(19)	(83)	18
Gain (loss) on sale of assets, net	0	0	0	0
Loss on extinguishment of debt			0
Interest income	5	6	12	12
Other (expense) income	0	0	0	0
Total other (expense) income	(28)	(13)	(71)	30
(Loss) income from continuing operations before income taxes	(31,723)	(30,967)	(62,524)	(58,391)
(Benefit from) provision for income taxes	200	3	203	4
Net (loss) income from continuing operations	(31,923)	(30,970)	(62,727)	(58,395)
Dividends on preferred shares	4,079		8,618
Net loss attributable to shareholders from continuing operations	(36,002)	(30,970)	(71,345)	(58,395)
Corporate and Other | Equipment Leasing
Revenues
Total revenues	4,575	4,219	8,032	6,260
Corporate and Other | Infrastructure
Revenues
Total revenues	1,394	820	2,730	1,594
Aviation Leasing | Operating Segments | Equipment Leasing
Segment Reporting Information [Line Items]
Adjusted EBITDA	77,501	102,864	160,891	176,526
Revenues
Total revenues	75,259	74,981	158,251	145,392
Expenses
Operating expenses	4,577	3,467	8,648	10,093
General and administrative	0	0	0	0
Acquisition and transaction expenses	2,061	970	4,785	1,948
Management fees and incentive allocation to affiliate	0	0	0	0
Depreciation and amortization	32,203	33,267	64,834	63,272
Asset impairment	10,476		10,476
Interest expense	0	0	0	0
Total expenses	49,317	37,704	88,743	75,313
Other income (expense)
Equity in losses of unconsolidated entities	(594)	(242)	(1,185)	(443)
Gain (loss) on sale of assets, net	775	22,610	(1,044)	24,328
Loss on extinguishment of debt			0
Interest income	17	28	29	54
Other (expense) income	0	0	0	0
Total other (expense) income	198	22,396	(2,200)	23,939
(Loss) income from continuing operations before income taxes	26,140	59,673	67,308	94,018
(Benefit from) provision for income taxes	(3,427)	(2,369)	(3,382)	(2,189)
Net (loss) income from continuing operations	29,567	62,042	70,690	96,207
Less: Net loss from continuing operations attributable to non-controlling interests in consolidated subsidiaries	0	0	0	0
Dividends on preferred shares	0		0
Net loss attributable to shareholders from continuing operations	29,567	62,042	70,690	96,207
Jefferson Terminal
Other income (expense)
Loss on extinguishment of debt	(4,700)
Jefferson Terminal | Operating Segments | Infrastructure
Segment Reporting Information [Line Items]
Adjusted EBITDA	2,968	(2,563)	7,537	(3,853)
Revenues
Total revenues	13,081	67,562	37,822	103,516
Expenses
Operating expenses	12,290	74,393	34,233	113,634
General and administrative	0	0	0	0
Acquisition and transaction expenses	0	0	0	0
Management fees and incentive allocation to affiliate	0	0	0	0
Depreciation and amortization	7,160	5,519	14,386	10,675
Asset impairment	0		0
Interest expense	2,310	4,524	5,738	8,448
Total expenses	21,760	84,436	54,357	132,757
Other income (expense)
Equity in losses of unconsolidated entities	0	92	0	(128)
Gain (loss) on sale of assets, net	(7)	12	(7)	12
Loss on extinguishment of debt			(4,724)
Interest income	0	33	22	71
Other (expense) income	(1)	50	32	(183)
Total other (expense) income	(8)	187	(4,677)	(228)
(Loss) income from continuing operations before income taxes	(8,687)	(16,687)	(21,212)	(29,469)
(Benefit from) provision for income taxes	74	38	209	124
Net (loss) income from continuing operations	(8,761)	(16,725)	(21,421)	(29,593)
Less: Net loss from continuing operations attributable to non-controlling interests in consolidated subsidiaries	(4,020)	(4,558)	(8,681)	(7,854)
Dividends on preferred shares	0		0
Net loss attributable to shareholders from continuing operations	(4,741)	(12,167)	(12,740)	(21,739)
Ports and Terminals | Operating Segments | Infrastructure
Segment Reporting Information [Line Items]
Adjusted EBITDA	(885)	(2,241)	(2,201)	(1,315)
Revenues
Total revenues	0	2,266	314	7,980
Expenses
Operating expenses	1,875	4,757	3,875	9,659
General and administrative	0	0	0	0
Acquisition and transaction expenses	19	0	801	0
Management fees and incentive allocation to affiliate	0	0	0	0
Depreciation and amortization	378	1,560	754	3,553
Asset impairment	0		0
Interest expense	354	348	747	644
Total expenses	2,626	6,665	6,177	13,856
Other income (expense)
Equity in losses of unconsolidated entities	(2,582)	0	(1,676)	0
Gain (loss) on sale of assets, net	0	0	0	0
Loss on extinguishment of debt			0
Interest income	0	173	0	194
Other (expense) income	0	4,887	0	2,517
Total other (expense) income	(2,582)	5,060	(1,676)	2,711
(Loss) income from continuing operations before income taxes	(5,208)	661	(7,539)	(3,165)
(Benefit from) provision for income taxes	(597)	0	(878)	0
Net (loss) income from continuing operations	(4,611)	661	(6,661)	(3,165)
Less: Net loss from continuing operations attributable to non-controlling interests in consolidated subsidiaries	(92)	(22)	(167)	(86)
Dividends on preferred shares	0		0
Net loss attributable to shareholders from continuing operations	$ (4,519)	$ 683	$ (6,494)	$ (3,079)