Consolidated Statements of Income (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Interest income:
Real estate secured loans	$ 38,552	$ 38,335
Commercial loans	10,547	9,971
Consumer loans	5,662	5,957
Securities available for sale and Federal Home Loan Bank Stock	7,082	6,192
Investment securities held to maturity	2,670	2,839
Deposits, Federal funds sold and other short-term investments	10	10
Total interest income	64,523	63,304
Interest expense:
Deposits	3,738	4,956
Borrowed funds	5,584	4,453
Total interest expense	9,322	9,409
Net interest income	55,201	53,895
Provision for loan losses	400	1,500
Net interest income after provision for loan losses	54,801	52,395
Non-interest income:
Fees	6,855	7,960
Bank-owned life insurance	1,302	1,210
Net gain on securities transactions	(350)	511
Other income	309	264
Total non-interest income	8,116	9,945
Non-interest expense:
Compensation and employee benefits	21,393	20,843
Net occupancy expense	6,089	5,206
Data processing expense	2,797	2,622
FDIC insurance	1,136	1,250
Advertising and promotion expense	1,065	746
Amortization of intangibles	283	511
Other operating expenses	5,427	5,768
Total non-interest expense	38,190	36,946
Income before income tax expense	24,727	25,394
Income tax expense	7,698	7,566
Net income	$ 17,029	$ 17,828
Basic earnings per share	$ 0.30	$ 0.31
Average basic shares outstanding	57,369,039	57,167,198
Diluted earnings per share	$ 0.30	$ 0.31
Average diluted shares outstanding	57,528,419	57,337,215