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Equipment Held for Sale - Fair Value (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020	Dec. 31, 2020
Fair Value
Net gain on sale of leasing equipment	$ 25,606	$ 10,737	$ 78,964	$ 19,351
Equipment, net of selling costs
Fair Value
Net gain on sale of leasing equipment	25,530	11,503	78,925	22,660
Equipment held for sale
Fair Value
Net gain on sale of leasing equipment	76	$ (766)	39	$ (3,309)
Carrying value containers impaired to fair value | Level 2
Fair Value
Equipment held for sale	$ 601		$ 601		$ 4,001

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- Definition

Fair value portion of assets classified as held for sale.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258

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+ References

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- Definition

The net gain (loss) arising from the lessor's sale of assets held- or available-for-lease under contractual arrangements classified as operating leases.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 30
-Section 40
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=121566025&loc=d3e44908-112734

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