Supplemental Cash Flow Information (Tables)

12 Months Ended

Dec. 31, 2022

Supplemental Cash Flow Elements [Abstract]

Schedule of Supplemental Cash Flow Information

The following table provides supplemental cash flow information (in thousands):

	Year Ended December 31,
	2022		2021		2020
Supplemental cash flow information:
Interest paid, net of capitalized interest	$	162,115	$	173,044	$	209,843
Income taxes paid (refunded)	(1,903)		4,521		(786)
Capitalized interest	41,046		24,084		27,041
Cash paid for amounts included in the measurement of lease liability for operating leases	12,594		10,620		9,940
Supplemental schedule of non-cash investing and financing activities:
Increase in ROU asset in exchange for new lease liability related to operating leases	9,454		28,866		32,208
Decrease in ROU asset with corresponding change in lease liability related to operating leases	—		8,410		—
Retained investment in connection with South San Francisco JVs transaction	293,265		—		—
Accrued construction costs	178,626		179,995		95,293
Net noncash impact from the consolidation of previously unconsolidated joint ventures	—		—		369,223
Refundable entrance fees assumed with real estate acquisitions	—		—		307,954
Seller financing provided on disposition of real estate asset	—		559,745		73,498
Mortgages assumed with real estate acquisitions	—		—		251,280
Carrying value of mortgages assumed by buyer in real estate dispositions	—		143,676		—

The following table summarizes certain cash flow information related to assets classified as discontinued operations (in thousands):

	Year Ended December 31,
	2022		2021		2020
Leasing costs, tenant improvements, and recurring capital expenditures	$	21	$	2,636	$	12,695
Development, redevelopment, and other major improvements of real estate	18		5,780		30,769
Depreciation and amortization of real estate, in-place lease, and other intangibles	—		—		143,194

Schedule of Cash, Cash Equivalents and Restricted Cash

The following table summarizes cash, cash equivalents and restricted cash (in thousands):

	Year Ended December 31,
	2022		2021		2020		2022		2021		2020		2022		2021		2020
	Continuing operations						Discontinued operations						Total
Beginning of year:
Cash and cash equivalents	$	158,287	$	44,226	$	80,398	$	7,707	$	53,085	$	63,834	$	165,994	$	97,311	$	144,232
Restricted cash	53,454		67,206		13,385		—		17,168		27,040		53,454		84,374		40,425
Cash, cash equivalents and restricted cash	$	211,741	$	111,432	$	93,783	$	7,707	$	70,253	$	90,874	$	219,448	$	181,685	$	184,657
End of year:
Cash and cash equivalents	$	72,032	$	158,287	$	44,226	$	—	$	7,707	$	53,085	$	72,032	$	165,994	$	97,311
Restricted cash	54,802		53,454		67,206		—		—		17,168		54,802		53,454		84,374
Cash, cash equivalents and restricted cash	$	126,834	$	211,741	$	111,432	$	—	$	7,707	$	70,253	$	126,834	$	219,448	$	181,685