Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018
Cash flows from operating activities:
Net income	$ 61,926	$ 25,117
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization expense	63,037	55,600
Write-down of equipment	11,321	4,793
Stock-based compensation expenses	5,588	4,004
Amortization of deferred costs	4,965	4,143
Allowances and provisions	348	1,022
Gain on sale of leased equipment	(19,279)	(1,662)
Income from joint ventures	(4,787)	(1,569)
Loss on debt extinguishment	220	0
Loss on disposal of property, equipment and furnishings	36	0
Deferred income taxes	19,234	9,359
Changes in assets and liabilities:
Receivables	(10,968)	(6,951)
Distributions received from joint ventures	3,300	5,540
Inventory	23,448	(3,523)
Other assets	(1,262)	(3,173)
Accounts payable and accrued expenses	891	3,716
Maintenance reserves	14,914	16,431
Security deposits	(2,604)	3,519
Unearned revenue	489	(838)
Net cash provided by operating activities	170,817	115,528
Cash flows from investing activities:
Proceeds from sale of equipment (net of selling expenses)	189,054	36,862
Issuance of notes receivables	(42,857)	0
Payments received on notes receivables	1,776	0
Capital contributions to joint ventures	(5,013)	0
Distributions received from joint ventures	0	190
Purchase of equipment held for operating lease	(220,828)	(320,186)
Purchase of property, equipment and furnishings	(4,971)	(1,574)
Net cash used in investing activities	(82,839)	(284,708)
Cash flows from financing activities:
Proceeds from issuance of debt obligations	261,120	616,439
Debt issuance costs	(2,840)	(6,068)
Principal payments on debt obligations	(340,334)	(306,800)
Proceeds from shares issued under stock compensation plans	335	292
Cancellation of restricted stock units in satisfaction of withholding tax	(1,460)	(1,252)
Repurchase of common stock	(3,567)	(14,459)
Preferred stock dividends	(2,458)	(2,440)
Net cash (used in) provided by financing activities	(89,204)	285,712
Increase/(Decrease) in cash, cash equivalents and restricted cash	(1,226)	116,532
Cash, cash equivalents and restricted cash at beginning of period	81,949	47,324
Cash, cash equivalents and restricted cash at end of period	80,723	163,856
Net cash paid for:
Interest	48,545	44,990
Income Taxes	302	1,074
Supplemental disclosures of non-cash activities:
Purchase of equipment held for operating lease	0	3,600
Transfers from Equipment held for operating lease to Equipment held for sale	9,988	0
Transfers from Equipment held for operating lease to Spare parts inventory	19,242	6,995
Accrued preferred stock dividends	$ 819	$ 819