CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Revenue
Revenue	$ 750,792	$ 689,516	$ 1,504,055	$ 1,367,336
Expense
General and administrative expense (including non-cash stock-based compensation expense of $2,969, $3,619, $6,073, and $7,504, respectively)	45,326	41,752	93,945	86,878
Facility operating lease expense	50,512	41,538	96,639	83,102
Depreciation and amortization	84,448	86,623	169,382	172,307
Asset impairment	520	2,599	520	11,674
Loss (gain) on sale of communities, net	(36,296)	0	(36,296)	0
Income (loss) from operations	41,165	(34,048)	48,987	(87,582)
Interest income	6,115	778	11,441	873
Interest expense:
Debt	(52,256)	(35,693)	(102,571)	(68,850)
Financing lease obligations	(5,453)	(11,994)	(12,005)	(24,052)
Amortization of deferred financing costs	(1,899)	(1,520)	(3,839)	(3,062)
Change in fair value of derivatives	5,173	973	4,269	4,376
Equity in earnings (loss) of unconsolidated ventures	(1,153)	(2,439)	(1,730)	(7,333)
Non-operating gain (loss) on sale of assets, net	860	961	860	667
Other non-operating income (loss)	3,197	(111)	6,346	(138)
Income (loss) before income taxes	(4,251)	(83,093)	(48,242)	(185,101)
Benefit (provision) for income taxes	(275)	(1,190)	(847)	786
Net income (loss)	(4,526)	(84,283)	(49,089)	(184,315)
Net (income) loss attributable to noncontrolling interest	16	(135)	30	(116)
Net income (loss) attributable to Brookdale Senior Living Inc. common stockholders	$ (4,510)	$ (84,418)	$ (49,059)	$ (184,431)
Basic and diluted net income (loss) per share attributable to Brookdale Senior Living Inc. common stockholders
Basic net income (loss) per share attributable to Brookdale Senior Living Inc. common stockholders (in dollars per share)	$ (0.02)	$ (0.45)	$ (0.22)	$ (0.99)
Diluted net income (loss) per share attributable to Brookdale Senior Living Inc. common stockholders (in dollars per share)	$ (0.02)	$ (0.45)	$ (0.22)	$ (0.99)
Weighted average shares used in computing basic and diluted net income (loss) per share
Weighted average shares used in computing basic net income (loss) per share (in shares)	225,404	186,761	224,994	186,341
Weighted average shares used in computing diluted net income (loss) per share (in shares)	225,404	186,761	224,994	186,341
Resident fees
Revenue
Revenue	$ 710,161	$ 640,388	$ 1,423,565	$ 1,277,362
Management fees
Revenue
Revenue	2,510	3,329	5,087	6,658
Reimbursed costs incurred on behalf of managed communities
Revenue
Revenue	33,999	37,388	68,953	74,529
Expense
Costs incurred	33,999	37,388	68,953	74,529
Other operating income
Revenue
Revenue	4,122	8,411	6,450	8,787
Facility operating expense
Expense
Costs incurred	$ 531,118	$ 513,664	$ 1,061,925	$ 1,026,428