CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Assets
Cash and due from banks	$ 109,496	$ 96,524
Interest-bearing deposits	1,626,374	1,233,990
Federal funds sold and securities purchased under resale agreements	55,000	0
Securities, available-for-sale	29,992	41,719
Loans held for sale, at fair value	86,075	0
Loans held for investment, mortgage finance	4,966,276	4,102,125
Loans held for investment (net of unearned income)	11,745,674	10,154,887
Less: Allowance for loan losses	(141,111)	(100,954)
Loans held for investment, net	16,570,839	14,156,058
Mortgage servicing rights, net	423	0
Premises and equipment, net	23,561	23,135
Accrued interest receivable and other assets	387,419	333,699
Goodwill and intangible assets, net	19,960	20,588
Total assets	18,909,139	15,905,713
Deposits:
Non-interest-bearing	6,386,911	5,011,619
Interest-bearing	8,697,708	7,348,972
Interest-bearing in foreign branches	0	312,709
Total deposits	15,084,619	12,673,300
Accrued interest payable	5,097	4,747
Other liabilities	153,433	151,389
Federal funds purchased and repurchase agreements	143,051	92,676
Other borrowings	1,500,000	1,100,005
Subordinated notes	286,000	286,000
Trust preferred subordinated debentures	113,406	113,406
Total liabilities	17,285,606	14,421,523
Comprehensive income:
Preferred stock, $.01 par value, $1,000 liquidation value: Authorized shares - 10,000,000; Issued shares - 6,000,000 shares issued at December 31, 2014 and 2013	150,000	150,000
Common stock, $.01 par value: Authorized shares - 100,000,000; Issued shares - 45,735,424 and 41,036,787 at December 31, 2014 and 2013, respectively	459	457
Additional paid-in capital	714,546	709,738
Retained earnings	757,818	622,714
Treasury stock (shares at cost: 417 at December 31, 2015 and 2014)	(8)	(8)
Accumulated other comprehensive income, net of taxes	718	1,289
Total stockholders’ equity	1,623,533	1,484,190
Total liabilities and stockholders’ equity	$ 18,909,139	$ 15,905,713