Condensed Consolidated Balance Sheets - USD ($) $ in Thousands		Jun. 30, 2020	Dec. 31, 2019
ASSETS:
Cash and due from banks		$ 174,059	$ 172,585
Interest-earning deposits in financial institutions		1,747,077	465,039
Total cash, cash equivalents, and restricted cash		1,921,136	637,624
Securities available-for-sale, at fair value		3,851,141	3,797,187
Federal Home Loan Bank stock, at cost		17,250	40,924
Total investment securities		3,868,391	3,838,111
Gross loans and leases held for investment		19,780,476	18,910,740
Deferred fees, net		(85,845)	(63,868)
Allowance for loan and lease losses		(301,050)	(138,785)
Total loans and leases held for investment, net	[1]	19,393,581	18,708,087
Equipment leased to others under operating leases		295,191	324,084
Premises and equipment, net		42,299	38,585
Foreclosed assets, net		1,449	440
Goodwill		1,078,670	2,548,670
Core deposit and customer relationship intangibles, net		30,564	38,394
Other assets		734,457	636,811
Total assets		27,365,738	26,770,806
LIABILITIES AND STOCKHOLDERS' EQUITY
Noninterest-bearing deposits		8,629,543	7,243,298
Interest-bearing deposits		14,299,036	11,989,738
Total deposits		22,928,579	19,233,036
Borrowings		60,000	1,759,008
Subordinated debentures		460,772	458,209
Accrued interest payable and other liabilities		463,489	365,856
Total liabilities		23,912,840	21,816,109
Commitments and contingencies
Preferred stock ($0.01 par value; 5,000,000 shares authorized; none issued and outstanding)		0	0
Common stock ($0.01 par value, 200,000,000 shares authorized at March 31, 2020 and December 31, 2019; 120,131,213 and 121,890,008 shares issued, respectively, including 1,436,957 and 1,513,197 shares of unvested restricted stock, respectively)		1,207	1,219
Additional paid-in capital		3,148,090	3,306,006
Retained earnings		247,058	1,652,248
Treasury stock, at cost (2,214,424 and 2,108,403 shares at March 31, 2020 and December 31, 2019)		(88,495)	(83,434)
Accumulated other comprehensive income, net		145,038	78,658
Total stockholders' equity		3,452,898	4,954,697
Total liabilities and stockholders' equity		$ 27,365,738	$ 26,770,806

[1] Excludes accrued interest receivable of $63.0 million and $67.5 million at June 30, 2020 and December 31, 2019, respectively, which is recorded in "Other assets" on the condensed consolidated balance sheets.