Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
ASSETS:
Cash and due from banks	$ 233,215	$ 337,965
Interest-earning deposits in financial institutions	165,222	81,705
Total cash and cash equivalents	398,437	419,670
Securities available-for-sale, at fair value	3,774,431	3,223,830
Federal Home Loan Bank stock, at cost	20,790	21,870
Total investment securities	3,795,221	3,245,700
Loans held for sale, at lower of cost or fair value	481,100	0
Gross loans and leases held for investment	17,032,221	15,520,537
Deferred fees, net	(59,478)	(64,583)
Allowance for loan and lease losses	(139,456)	(157,238)
Total loans and leases held for investment, net	16,833,287	15,298,716
Equipment leased to others under operating leases	284,631	229,905
Premises and equipment, net	31,852	38,594
Foreclosed assets, net	1,329	12,976
Deferred tax asset, net	0	94,112
Goodwill	2,548,670	2,173,949
Core deposit and customer relationship intangibles, net	79,626	36,366
Other assets	540,723	319,779
Total assets	24,994,876	21,869,767
LIABILITIES:
Noninterest-bearing deposits	8,508,044	6,659,016
Interest-bearing deposits	10,357,492	9,211,595
Total deposits	18,865,536	15,870,611
Borrowings	467,342	905,812
Subordinated debentures	462,437	440,744
Accrued interest payable and other liabilities	221,963	173,545
Total liabilities	20,017,278	17,390,712
Commitments and contingencies
STOCKHOLDERS' EQUITY:
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 December 31, 2017 and 2016; 130,491,108 and 122,803,029 shares issued, respectively, includes 1,436,120 and 1,476,132 shares of unvested restricted stock, respectively)	1,305	1,228
Additional paid-in capital	4,287,487	4,162,132
Retained earnings	723,471	366,073
Treasury stock, at cost (1,708,230 and 1,519,360 shares at December 31, 2017 and 2016)	(65,836)	(56,360)
Accumulated other comprehensive income, net	31,171	5,982
Total stockholders' equity	4,977,598	4,479,055
Total liabilities and stockholders' equity	$ 24,994,876	$ 21,869,767