CONSOLIDATED STATEMENTS OF EQUITY - USD ($) $ in Thousands	Total	Common Stock Par Value	Capital in Excess of Par Value	Accumulated Other Comprehensive (Loss) Income	Retained Earnings (Deficit)	Treasury Stock	Total Ventas Stockholders’ Equity	Noncontrolling Interests
Beginning Balance at Dec. 31, 2022	$ 10,221,677	$ 99,912	$ 15,539,777	$ (36,800)	$ (5,449,385)	$ (536)	$ 10,152,968	$ 68,709
Increase (decrease) in stockholders' equity
Net income	49,846	0	0	0	49,846	0	49,846
Net income (loss) attributable to noncontrolling interest	4,573							4,573
Net income	54,419
Other comprehensive loss	32,163	0	0	30,618	0	0	30,618	1,545
Net change in noncontrolling interests	(20,048)	0	(1,781)	0	0	0	(1,781)	(18,267)
Dividends to common stockholders	(541,745)	0	19	0	(541,764)	0	(541,745)	0
Issuance of common stock for stock plans, restricted stock grants and other	123,852	735	136,215	0	0	(13,098)	123,852	0
Adjust redeemable OP unitholder interests to current fair value	3,852	0	3,852	0	0	0	3,852	0
Adjustments to Equity, Redemption of Limited Partnership Units	(51)	0	(51)	0	0	0	(51)	0
Ending Balance at Sep. 30, 2023	9,874,119	100,647	15,678,031	(6,182)	(5,941,303)	(13,634)	9,817,559	56,560
Beginning Balance at Jun. 30, 2023	10,028,444	100,206	15,584,858	(14,552)	(5,688,499)	(13,631)	9,968,382	60,062
Increase (decrease) in stockholders' equity
Net income	(71,124)	0	0	0	(71,124)	0	(71,124)
Net income (loss) attributable to noncontrolling interest	1,565							1,565
Net income	(69,559)
Other comprehensive loss	7,184	0	0	8,370	0	0	8,370	(1,186)
Net change in noncontrolling interests	(10,518)	0	(6,637)	0	0	0	(6,637)	(3,881)
Dividends to common stockholders	(181,671)	0	9	0	(181,680)	0	(181,671)	0
Issuance of common stock for stock plans, restricted stock grants and other	88,436	441	87,998	0	0	(3)	88,436	0
Adjust redeemable OP unitholder interests to current fair value	11,785	0	11,785	0	0	0	11,785	0
Adjustments to Equity, Redemption of Limited Partnership Units	18	0	18	0	0	0	18	0
Ending Balance at Sep. 30, 2023	9,874,119	100,647	15,678,031	(6,182)	(5,941,303)	(13,634)	9,817,559	56,560
Beginning Balance at Dec. 31, 2023	9,544,405	100,648	15,650,734	(35,757)	(6,213,803)	(13,764)	9,488,058	56,347
Increase (decrease) in stockholders' equity
Net income	24,318	0	0	0	24,318	0	24,318
Net income (loss) attributable to noncontrolling interest	5,306
Net income	29,624
Other comprehensive loss	(6,309)	0	0	(2,715)	0	0	(2,715)	(3,594)
Net change in noncontrolling interests	(5,445)	0	(16,970)	0	0	0	(16,970)	11,525
Dividends to common stockholders	(558,684)	0	55	0	(558,739)	0	(558,684)	0
Issuance of common stock for stock plans, restricted stock grants and other	877,385	4,075	884,661	0	0	(11,351)	877,385	0
Adjust redeemable OP unitholder interests to current fair value	(50,702)	0	(50,702)	0	0	0	(50,702)	0
Adjustments to Equity, Redemption of Limited Partnership Units	(1,596)	0	(1,596)	0	0	0	(1,596)	0
Ending Balance at Sep. 30, 2024	9,828,678	104,723	16,466,182	(38,472)	(6,748,224)	(25,115)	9,759,094	69,584
Beginning Balance at Jun. 30, 2024	9,667,716	103,242	16,135,972	(17,409)	(6,577,395)	(25,060)	9,619,350	48,366
Increase (decrease) in stockholders' equity
Net income	19,243	0	0	0		0	19,243
Net income (loss) attributable to noncontrolling interest	1,753							1,753
Net income	20,996
Other comprehensive loss	(22,163)	0	0	(21,063)	0	0	(21,063)	(1,100)
Net change in noncontrolling interests	22,794	0	2,229	0	0	0	2,229	20,565
Dividends to common stockholders	(190,050)	0	22	0	(190,072)	0	(190,050)	0
Issuance of common stock for stock plans, restricted stock grants and other	374,979	1,481	373,553	0	0	(55)	374,979	0
Adjust redeemable OP unitholder interests to current fair value	(45,594)	0	(45,594)	0	0	0	(45,594)	0
Adjustments to Equity, Redemption of Limited Partnership Units	0	0	0	0	0	0		0
Ending Balance at Sep. 30, 2024	$ 9,828,678	$ 104,723	$ 16,466,182	$ (38,472)	$ (6,748,224)	$ (25,115)	$ 9,759,094	$ 69,584