INTANGIBLE ASSETS AND LIABILITIES, NET - Summarized Intangible Assets and Liabilities (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Intangible assets:
Total	$ 89,720
Total intangible assets, net	101,464	$ 98,699
Intangible liabilities
Acquired unfavorable lease intangibles	18,227	14,795
Less: Accumulated amortization	(6,483)	(6,068)
Acquired unfavorable lease intangibles, net	11,744	8,727
Acquired favorable lease intangibles
Intangible assets:
Acquired favorable lease intangibles	75,726	67,013
Less: Accumulated amortization	(40,125)	(36,051)
Total	35,601	30,962
Customer relationships
Intangible assets:
Acquired favorable lease intangibles	95,513	95,513
Less: Accumulated amortization	(29,650)	(27,776)
Total	65,863	67,737
Operating Segments | Aviation Leasing
Intangible assets:
Total intangible assets, net	35,601	30,962
Intangible liabilities
Acquired unfavorable lease intangibles	18,227	14,795
Less: Accumulated amortization	(6,483)	(6,068)
Acquired unfavorable lease intangibles, net	11,744	8,727
Operating Segments | Aviation Leasing | Acquired favorable lease intangibles
Intangible assets:
Acquired favorable lease intangibles	75,726	67,013
Less: Accumulated amortization	(40,125)	(36,051)
Total	35,601	30,962
Operating Segments | Aviation Leasing | Customer relationships
Intangible assets:
Acquired favorable lease intangibles	0	0
Less: Accumulated amortization	0	0
Total	0	0
Operating Segments | Jefferson Terminal
Intangible assets:
Total intangible assets, net	8,587	9,475
Intangible liabilities
Acquired unfavorable lease intangibles	0	0
Less: Accumulated amortization	0	0
Acquired unfavorable lease intangibles, net	0	0
Operating Segments | Jefferson Terminal | Acquired favorable lease intangibles
Intangible assets:
Acquired favorable lease intangibles	0	0
Less: Accumulated amortization	0	0
Total	0	0
Operating Segments | Jefferson Terminal | Customer relationships
Intangible assets:
Acquired favorable lease intangibles	35,513	35,513
Less: Accumulated amortization	(26,926)	(26,038)
Total	8,587	9,475
Operating Segments | Transtar
Intangible assets:
Total intangible assets, net	57,276	58,262
Intangible liabilities
Acquired unfavorable lease intangibles	0	0
Less: Accumulated amortization	0	0
Acquired unfavorable lease intangibles, net	0	0
Operating Segments | Transtar | Acquired favorable lease intangibles
Intangible assets:
Acquired favorable lease intangibles	0	0
Less: Accumulated amortization	0	0
Total	0	0
Operating Segments | Transtar | Customer relationships
Intangible assets:
Acquired favorable lease intangibles	60,000	60,000
Less: Accumulated amortization	(2,724)	(1,738)
Total	$ 57,276	$ 58,262