Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019
Statement of Cash Flows [Abstract]
Net income (loss)	$ 204,082	$ 269,510
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	402,235	403,324
Amortization of deferred debt cost and other debt related amortization	10,789	9,718
Lease related amortization	18,358	32,317
Share-based compensation expense	7,919	7,238
Net (gain) loss on sale of leasing equipment	(19,351)	(22,184)
Unrealized (gain) loss on derivative instruments	286	2,757
Debt termination expense	24,376	2,428
Deferred income taxes	28,441	18,885
Changes in operating assets and liabilities:
Accounts receivable	(7,325)	22,006
Accounts payable and other accrued expenses	(8,832)	(7,202)
Net equipment sold (purchased) for resale activity	5,185	(1,798)
Cash collections on finance lease receivables, net of income earned	60,913	53,706
Other assets	(44,735)	(11,198)
Net cash provided by (used in) operating activities	682,341	779,507
Cash flows from investing activities:
Purchases of leasing equipment and investments in finance leases	(354,425)	(160,518)
Proceeds from sale of equipment, net of selling costs	182,819	163,033
Other	(183)	(245)
Net cash provided by (used in) investing activities	(171,789)	2,270
Cash flows from financing activities:
Issuance of preferred shares, net of underwriting discount	145,275	221,790
Purchases of treasury shares	(107,186)	(209,592)
Redemption of common shares for withholding taxes	(2,156)	(5,666)
Debt issuance costs	(22,588)	(8,709)
Borrowings under debt facilities	3,297,445	1,417,200
Payments under debt facilities and finance lease obligations	(3,514,140)	(1,970,334)
Dividends paid on preferred shares	(30,420)	(6,253)
Dividends paid on common shares	(108,421)	(116,519)
Distributions to noncontrolling interests	0	2,078
Purchase of noncontrolling interests	0	(103,039)
Other	(590)	0
Net cash provided by (used in) financing activities	(342,781)	(783,200)
Net increase (decrease) in cash, cash equivalents and restricted cash	167,771	(1,423)
Cash, cash equivalents and restricted cash, beginning of period	168,972	159,539
Cash, cash equivalents and restricted cash, end of period	336,743	158,116
Supplemental non-cash investing activities:
Interest paid	181,576	224,033
Income taxes paid (refunded)	440	2,504
Right-of-use asset for leased property	196	7,206
Equipment purchases payable	$ 96,798	$ 34,922