Equity - Additional Information (Detail) $ / shares in Units, $ in Thousands		3 Months Ended
	Mar. 15, 2024 USD ($) $ / shares	Mar. 31, 2024 USD ($) agreement $ / shares shares	Mar. 31, 2023 USD ($) $ / shares shares	Dec. 31, 2023 USD ($) shares	Mar. 25, 2014 shares
Class of Stock [Line Items]
Shares authorized (in shares) | shares		500,000,000
Common stock, shares authorized (in shares) | shares		400,000,000		400,000,000
Preferred stock, shares authorized (in shares) | shares		100,000,000
Preferred stock, shares issued (in shares) | shares		0		0
Preferred stock, shares outstanding (in shares) | shares		0		0
Common stock, shares issued under dividend reinvestment program (in shares) | shares		1,436	1,377
Dividends declared per share of common stock (in dollars per share) | $ / shares	$ 0.62	$ 0.62	$ 0.62
Dividends declared | $	$ 107,700	$ 107,901	$ 107,072
Accumulated other comprehensive income | $		9,870		$ 9,454
Net realized and unrealized gains related to changes in fair value of derivative instruments | $		230,000		183,900
Cumulative unrealized currency translation adjustment on assets and liabilities denominated in foreign currencies | $		220,100		174,400
Joint Venture | Multifamily
Class of Stock [Line Items]
Total equity | $		132,200		132,000
Equity interests owned | $		112,400		112,200
Non-controlling interests | $		$ 19,800		$ 19,800
Dividend Reinvestment and Direct Stock Purchase Plan
Class of Stock [Line Items]
Common shares reserved for issuance (in shares) | shares		9,973,525			10,000,000
ATM Agreement
Class of Stock [Line Items]
Number of equity distribution agreements | agreement		7
Aggregate sales price | $		$ 699,100
Number of shares sold (in shares) | shares		0	0
Aggregate sales price remaining available | $		$ 480,900
Class A Common Stock
Class of Stock [Line Items]
Common stock, shares authorized (in shares) | shares		400,000,000