Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Interest and dividend income
Loans and leases, including fees	$ 80,370	$ 60,454	$ 221,257	$ 179,308
Securities	19,934	5,054	55,374	9,100
Other interest-earning assets	1,931	1,007	4,484	3,731
Total interest and dividend income	102,235	66,515	281,115	192,139
Interest expense
Deposits	11,224	6,395	27,716	18,921
Federal Home Loan Bank advances	1,413	587	4,641	1,230
Securities sold under repurchase agreements	48	3	597	3
Long term debt and other interest-bearing liabilities	2,589	3,980	9,746	10,334
Total interest expense	15,274	10,965	42,700	30,488
Net interest income	86,961	55,550	238,415	161,651
Provision for loan and lease losses	2,592	735	4,682	6,209
Net interest income after provision for loan and lease losses	84,369	54,815	233,733	155,442
Noninterest income
Customer service fees	1,566	1,118	3,587	3,100
Loan servicing income (loss)	2,096	(2,254)	(6,539)	(689)
Income from bank owned life insurance	595	369	1,738	475
Net gain on sale of securities available-for-sale	487	1,750	30,100	1,748
Net gain on sale of loans	11,063	9,737	15,405	22,047
Net revenue on mortgage banking activities	50,159	37,015	127,638	114,351
Advisory service fees	0	2,294	1,507	7,926
Loan brokerage income	1,384	660	3,017	2,462
Gain on sale of building	0	0	0	9,919
Gain on sale of subsidiary	0	0	3,694	0
Other income	7,280	38	12,046	2,061
Total noninterest income	74,630	50,727	192,193	163,400
Noninterest expense
Salaries and employee benefits	68,033	53,215	186,238	159,106
Occupancy and equipment	12,728	10,109	36,411	30,205
Professional fees	6,732	5,261	19,707	15,385
Outside service fees	3,130	2,275	9,379	5,331
Data processing	2,837	2,170	7,869	6,080
Advertising	2,858	1,335	7,091	3,499
Regulatory assessments	2,125	1,381	5,740	4,111
Loss on investments in alternative energy partnerships, net	17,660	0	17,660	0
Provision (reversal) for loan repurchases	49	179	(451)	2,023
Amortization of intangible assets	1,179	1,401	3,823	4,490
Impairment on intangible assets	0	0	0	258
All other expense	6,931	4,417	19,970	15,054
Total noninterest expense	124,262	81,743	313,437	245,542
Income before income taxes	34,737	23,799	112,489	73,300
Income tax (benefit) expense	(1,200)	9,263	30,337	30,266
Net income	35,937	14,536	82,152	43,034
Preferred stock dividends	5,112	3,040	14,801	6,793
Net income available to common stockholders	$ 30,825	$ 11,496	$ 67,351	$ 36,241
Basic earnings per common share (in usd per share)	$ 0.60	$ 0.29	$ 1.42	$ 0.95
Diluted earnings per common share (in usd per share)	$ 0.59	$ 0.29	$ 1.40	$ 0.93
Class A Common Stock
Noninterest expense
Net income	$ 35,820	$ 14,536	$ 81,963	$ 43,018
Preferred stock dividends	$ 5,095	$ 3,040	$ 14,767	$ 6,790
Basic earnings per common share (in usd per share)	$ 0.60	$ 0.29	$ 1.42	$ 0.95
Diluted earnings per common share (in usd per share)	$ 0.59	$ 0.29	$ 1.40	$ 0.93
Class B Common Stock
Noninterest expense
Net income	$ 117	$ 0	$ 189	$ 16
Preferred stock dividends	$ 17	$ 0	$ 34	$ 3
Basic earnings per common share (in usd per share)	$ 0.60	$ 0.29	$ 1.42	$ 0.95
Diluted earnings per common share (in usd per share)	$ 0.60	$ 0.29	$ 1.42	$ 0.95