CONSOLIDATED STATEMENTS OF EQUITY - USD ($) $ in Thousands	Total	Total Ventas Stockholders’ Equity	Common Stock Par Value	Capital in Excess of Par Value	Accumulated Other Comprehensive Loss	Retained Earnings (Deficit)	Treasury Stock	Non- controlling Interests
Balance at beginning of period at Dec. 31, 2019	$ 10,545,452	$ 10,445,892	$ 93,185	$ 14,056,453	$ (34,564)	$ (3,669,050)	$ (132)	$ 99,560
Increase (decrease) in shareholders' equity
Net (loss) income	441,185	439,149				439,149		2,036
Other comprehensive (loss) income	(18,213)	(19,790)			(19,790)			1,577
Net change in noncontrolling interests	3,078	8,227		8,227				(5,149)
Dividends to common stockholders	(800,475)	(800,475)				(800,475)
Issuance of common stock	66,011	66,011	371	65,640
Issuance of common stock for stock plans, restricted stock grants and other	22,779	22,779	79	22,568			132
Adjust redeemable OP unitholder interests to current fair value	18,638	18,638		18,638
Redemption of OP Units	(264)	(264)		(264)
Balance at end of period at Dec. 31, 2020	10,278,191	10,180,167	93,635	14,171,262	(54,354)	(4,030,376)		98,024
Increase (decrease) in shareholders' equity
Net (loss) income	56,559	49,008				49,008		7,551
Other comprehensive (loss) income	(7,298)	(10,166)			(10,166)			2,868
Acquisition-related activity	751,248	751,248	3,332	747,916
Net change in noncontrolling interests	(75,993)	(58,925)		(58,925)				(17,068)
Dividends to common stockholders	(698,521)	(698,521)				(698,521)
Issuance of common stock for stock plans, restricted stock grants and other	652,736	652,736	2,871	649,941			(76)
Adjust redeemable OP unitholder interests to current fair value	(11,178)	(11,178)		(11,178)
Redemption of OP Units	16	16		(60)			76
Balance at end of period at Dec. 31, 2021	10,945,760	10,854,385	99,838	15,498,956	(64,520)	(4,679,889)		91,375
Increase (decrease) in shareholders' equity
Net (loss) income	(40,931)	(47,447)				(47,447)		6,516
Other comprehensive (loss) income	25,702	27,720			27,720			(2,018)
Net change in noncontrolling interests	(36,399)	(9,235)		(9,235)				(27,164)
Dividends to common stockholders	(722,049)	(722,049)				(722,049)
Issuance of common stock for stock plans, restricted stock grants and other	37,908	37,908	74	38,370			(536)
Adjust redeemable OP unitholder interests to current fair value	11,480	11,480		11,480
Redemption of OP Units	206	206		206			0
Balance at end of period at Dec. 31, 2022	$ 10,221,677	$ 10,152,968	$ 99,912	$ 15,539,777	$ (36,800)	$ (5,449,385)	$ (536)	$ 68,709