CONSOLIDATED STATEMENTS OF INCOME - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
INTEREST INCOME:
Loans, including fees	$ 41,597,000	$ 34,040,000	$ 120,772,000	$ 99,247,000
Taxable investment securities	1,942,000	1,733,000	5,817,000	5,285,000
Federal Home Loan Bank stock and other	395,000	334,000	1,500,000	1,058,000
Total interest income	43,934,000	36,107,000	128,089,000	105,590,000
INTEREST EXPENSE:
Deposits	1,620,000	1,068,000	4,359,000	3,233,000
Securities sold under agreements to repurchase and other short-term borrowings	11,000	17,000	51,000	72,000
Federal Home Loan Bank advances	2,664,000	2,982,000	8,590,000	8,907,000
Subordinated note	241,000	616,000	680,000	1,874,000
Total interest expense	4,536,000	4,683,000	13,680,000	14,086,000
NET INTEREST INCOME	39,398,000	31,424,000	114,409,000	91,504,000
Provision for loan and lease losses	2,489,000	2,233,000	9,489,000	3,322,000
NET INTEREST INCOME AFTER PROVISION FOR LOAN AND LEASE LOSSES	36,909,000	29,191,000	104,920,000	88,182,000
NONINTEREST INCOME:
Service charges on deposit accounts	3,416,000	3,399,000	9,838,000	9,685,000
Net refund transfer fees	132,000	97,000	19,119,000	17,339,000
Mortgage banking income	3,081,000	972,000	5,902,000	3,549,000
Interchange fee income	2,415,000	1,967,000	6,755,000	6,205,000
Republic Processing Group program fees	979,000	474,000	1,942,000	871,000
Gain on call of securities available for sale				88,000
Net gains (losses) on other real estate owned	(137,000)	(8,000)	191,000	(282,000)
Increase in cash surrender value of bank owned life insurance	406,000	348,000	1,114,000	1,050,000
Other	1,009,000	557,000	2,163,000	1,772,000
Total noninterest income	11,301,000	7,806,000	47,024,000	40,277,000
NONINTEREST EXPENSES:
Salaries and employee benefits	18,068,000	15,297,000	52,965,000	44,897,000
Occupancy and equipment, net	5,631,000	5,217,000	16,159,000	15,560,000
Communication and transportation	1,029,000	951,000	2,974,000	2,768,000
Marketing and development	1,076,000	756,000	2,773,000	2,318,000
FDIC insurance expense	345,000	474,000	1,483,000	1,622,000
Bank franchise tax expense	846,000	846,000	3,944,000	4,094,000
Data processing	1,659,000	959,000	4,535,000	3,017,000
Interchange related expense	1,118,000	909,000	3,069,000	2,847,000
Supplies	280,000	229,000	969,000	809,000
Other real estate owned expense	159,000	146,000	355,000	485,000
Legal and professional fees	539,000	653,000	1,965,000	2,796,000
FHLB advance prepayment penalty	846,000	0	846,000	0
Other	1,938,000	1,801,000	5,904,000	5,264,000
Total noninterest expenses	33,534,000	28,238,000	97,941,000	86,477,000
INCOME BEFORE INCOME TAX EXPENSE	14,676,000	8,759,000	54,003,000	41,982,000
INCOME TAX EXPENSE	4,848,000	3,119,000	18,100,000	14,234,000
NET INCOME	$ 9,828,000	$ 5,640,000	$ 35,903,000	$ 27,748,000
Class A Common Stock
BASIC EARNINGS PER SHARE:
Basic earnings per share (in dollars per share)	$ 0.47	$ 0.27	$ 1.73	$ 1.34
DILUTED EARNINGS PER SHARE:
Diluted earnings per share (in dollars per share)	0.47	0.27	1.73	1.34
DIVIDENDS DECLARED PER COMMON SHARE:
Dividend declared per common share (in dollars per share)	0.209	0.198	0.616	0.583
Class B Common Stock
BASIC EARNINGS PER SHARE:
Basic earnings per share (in dollars per share)	0.43	0.25	1.58	1.22
DILUTED EARNINGS PER SHARE:
Diluted earnings per share (in dollars per share)	0.43	0.25	1.57	1.22
DIVIDENDS DECLARED PER COMMON SHARE:
Dividend declared per common share (in dollars per share)	$ 0.190	$ 0.180	$ 0.560	$ 0.530