Income Taxes (Tables)

9 Months Ended

Sep. 30, 2013

Income Taxes

Schedule of analysis of the difference between the statutory and effective tax rates

	Nine months ended September 30,
	2013		2012
U.S. federal statutory tax rate	35.0	%	35.0	%
Tax exempt interest income	(2.0	)	(3.2	)
Tax credits	(2.2	)	(2.9	)
Cash surrender value of life insurance	(1.8	)	(1.8	)
State income taxes	0.7		1.0
Non-taxable gain on acquisition	(0.5	)	—
Non-deductible acquisition costs	0.3		—
Other, net	0.3		(0.5	)
Effective tax rate	29.8	%	27.6	%