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Segment and Geographic Information - Segment Information (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Segment Reporting Information [Line Items] |  |  |
Total leasing revenues: | $ 1,534,836 | $ 1,543,792 | $ 1,679,686
Depreciation and amortization | 541,468 | 575,551 | 634,837
Interest and debt expense | 259,941 | 240,838 | 226,091
Storage and handling | 51,765 | 78,608 | 22,990
Repair costs | 9,045 | 14,811 | 13,485
Other operating expenses | 5,579 | 8,133 | 5,906
Administrative expenses | 91,201 | 88,839 | 93,011
Other (Income) Expense | (1,609) | (4,012) | (4,284)
Leasing margin | 577,446 | 541,024 | 687,650
Net trading margin | 4,296 | 7,899 | 16,004
Net gain (loss) on sale of leasing equipment | 12,369 | 58,615 | 115,665
Transaction and other costs | (26,986) | (79,000) | 0
Segment Reporting, Other Segment Item, Amount | (127) | 15 | (1,590)
Income (loss) before income taxes | 566,998 | 528,553 | 817,729
Total assets | 11,103,403 | 11,232,868 | 12,109,258
Purchases of leasing equipment and investments in finance leases | 929,449 | 208,242 | 943,062
Equipment Leasing | Operating Segments |  |  |
Segment Reporting Information [Line Items] |  |  |
Total leasing revenues: | 1,527,035 | 1,537,351 | 1,665,880
Depreciation and amortization | 540,646 | 574,767 | 634,090
Interest and debt expense | 259,236 | 239,844 | 224,470
Storage and handling | 51,765 | 78,608 | 22,990
Repair costs | 9,045 | 14,811 | 13,485
Other operating expenses | 5,579 | 8,133 | 5,906
Administrative expenses | 90,130 | 86,774 | 91,091
Other (Income) Expense | (1,609) | (4,012) | (4,284)
Leasing margin | 572,243 | 538,426 | 678,132
Net trading margin | 0 | 0 | 0
Net gain (loss) on sale of leasing equipment | 12,369 | 58,615 | 115,665
Total assets | 11,038,251 | 11,164,052 | 12,010,654
Purchases of leasing equipment and investments in finance leases | 929,449 | 208,242 | 943,062
Equipment Trading | Operating Segments |  |  |
Segment Reporting Information [Line Items] |  |  |
Total leasing revenues: | 7,801 | 6,441 | 13,806
Depreciation and amortization | 822 | 784 | 747
Interest and debt expense | 705 | 994 | 1,621
Storage and handling | 0 | 0 | 0
Repair costs | 0 | 0 | 0
Other operating expenses | 0 | 0 | 0
Administrative expenses | 1,071 | 2,065 | 1,920
Other (Income) Expense | 0 | 0 | 0
Leasing margin | 5,203 | 2,598 | 9,518
Net trading margin | 4,296 | 7,899 | 16,004
Net gain (loss) on sale of leasing equipment | 0 | 0 | 0
Total assets | 65,152 | 68,816 | 98,604
Purchases of leasing equipment and investments in finance leases | $ 0 | $ 0 | $ 0

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