Capital Stock - Textual (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Apr. 27, 2022	Apr. 26, 2022	Jan. 31, 2022	Dec. 31, 2021	Jul. 23, 2021	Jul. 22, 2021	Oct. 29, 2019	Feb. 27, 2009
Class of Stock [Line Items]
Preferred stock, shares authorized (in shares)												40,040,000
Preferred stock, par value (in dollars per share)												$ 0.01
Common stock, Class A, shares authorized (in shares)	350,000,000		350,000,000					175,000,000
Stock repurchases (in shares)	1,883,713	1,806,205		1,937,121
Stock repurchases, average price (in dollars per share)	$ 23.91	$ 28.48		$ 28.14
2019 Program
Class of Stock [Line Items]
Stock repurchases (in shares)			513,725
Stock repurchases, average price (in dollars per share)			$ 31.25
2022 Program
Class of Stock [Line Items]
Stock repurchases (in shares)			3,919,037
Stock repurchases, average price (in dollars per share)			$ 24.26
Common Class A
Class of Stock [Line Items]
Common stock, Class A, shares authorized (in shares)					350,000,000	175,000,000
Number of shares authorized to be repurchased (in shares)							175,000,000		276,500,000	180,000,000
Reliance Bancshares, Inc. | Series D Preferred Stock
Class of Stock [Line Items]
Preferred stock, par value (in dollars per share)											$ 0.01
Maximum
Class of Stock [Line Items]
Preferred stock, liquidation preference, value	$ 80,000,000		$ 80,000,000