Equity - Schedule of Movement in Outstanding Shares of Class A Common Stock, Restricted Class A Common Stock and Deferred Stock Units (Detail) - shares	1 Months Ended	12 Months Ended
	May 31, 2013	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance (in shares)		168,543,370	147,086,722	135,263,728
Issuance of class A common stock (in shares)	25,875,000	2,311,711	20,363,592	10,842,746
Issuance of restricted class A common stock, net (in shares)		1,204,476	1,036,175	933,623
Issuance of deferred stock units (in shares)		47,036	56,881	46,625
Ending balance (in shares)		172,106,593	168,543,370	147,086,722
Deferred stock units held by directors (in shares)		410,608	363,572	306,691
Common stock, shares issued under dividend reinvestment program (in shares)		8,242	2,184	2,050
Restricted Class A Common Stock
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Shares forfeited (in shares)		39,655	29,580	879
Restricted Class A Common Stock | Director
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of class A common stock (in shares)		13,197