Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Cash flows from operating activities:
Net income (loss)	$ 138,026	$ (30,853)	$ 334,325
Adjustments to reconcile net income (loss) to cash flows from operating activities:
(Recovery of) provision for loan losses	(9,235)	9,052	6,482
(Recovery of) provision for losses on net investment in leases	(10,872)	1,760
Impairment of assets	2,965	7,827	13,419
Depreciation and amortization	59,294	58,092	58,259
Non-cash interest income from sales-type leases	(25,054)	(24,969)	(3,781)
Stock-based compensation expense	69,261	39,354	30,436
Amortization of discounts/premiums and deferred financing costs on debt obligations, net	8,572	13,328	13,847
Amortization of discounts/premiums and deferred interest on loans, net	(14,481)	(30,738)	(42,342)
Deferred interest on loans received	27,526	20,661	10,397
Selling profit from sales-type leases	(25,034)		(180,416)
Earnings from equity method investments	(162,467)	(42,126)	(41,849)
Distributions from operations of other investments	51,588	24,826	30,058
Deferred operating lease income	(11,310)	(14,052)	(16,185)
Income from sales of real estate	(34,794)	(6,318)	(236,623)
Land development revenue in excess of cost of sales	(17,142)	13,025	(9,932)
Loss on early extinguishment of debt, net		12,038	27,724
Other operating activities, net	720	(19,496)	13,642
Changes in assets and liabilities:
Originations and fundings of loans receivable, net	(59,624)
Changes in accrued interest and operating lease income receivable	5,493	(2,311)	417
Changes in deferred expenses and other assets, net	(11,995)	(5,351)	(5,848)
Changes in accounts payable, accrued expenses and other liabilities	(1,764)	(1,863)	(47,655)
Cash flows used in operating activities	(20,327)	21,886	(45,625)
Cash flows from investing activities:
Originations and fundings of loans receivable, net	(75,250)	(119,368)	(255,804)
Capital expenditures on real estate assets	(6,762)	(15,798)	(39,946)
Capital expenditures on land and development assets	(23,929)	(40,954)	(117,514)
Acquisition of real estate, net investments in leases and land assets	(42,652)		(240,487)
Repayments of and principal collections on loans receivable and other lending investments, net	270,393	208,240	419,800
Net proceeds from sales of loans receivable	122,609	11,000	5,898
Net proceeds from sales of real estate	157,258	48,415	329,971
Net proceeds from sales of land and development assets	182,723	161,063	114,885
Net proceeds from sales of other investments	111,429
Distributions from other investments	35,036	39,871	62,911
Contributions to and acquisition of interest in other investments	(216,997)	(260,121)	(656,720)
Other investing activities, net	158	(1,169)	(21,090)
Cash flows provided by (used in) investing activities	514,016	31,179	(398,096)
Cash flows from financing activities:
Borrowings from debt obligations	25,000	802,913	1,486,980
Repayments and repurchases of debt obligations	(73,559)	(913,501)	(1,482,558)
Preferred dividends paid	(23,496)	(23,496)	(32,495)
Common dividends paid	(34,783)	(32,664)	(25,059)
Repurchase of stock	(122,618)	(54,565)	(68,289)
Payments for debt prepayment or extinguishment costs		(8,567)	(20,606)
Payments for deferred financing costs	(14,288)	(7,711)	(19,928)
Payments for withholding taxes upon vesting of stock-based compensation	(4,093)	(2,716)	(4,475)
Contributions from noncontrolling interests	11,127	496	2,812
Distributions to noncontrolling interests	(13,425)	(15,167)	(14,998)
Other financing activities, net			(13)
Cash flows (used in) provided by financing activities	(250,135)	(254,978)	(178,629)
Effect of exchange rate changes on cash	(124)	273	12
Changes in cash, cash equivalents and restricted cash	243,430	(201,640)	(622,338)
Cash, cash equivalents and restricted cash at beginning of period	150,566	352,206	974,544
Cash, cash equivalents and restricted cash at end of period	393,996	150,566	352,206
Supplemental disclosure of cash flow information:
Cash paid during the period for interest, net of amount capitalized	$ 143,451	$ 142,453	$ 181,520