Income Taxes (Tables)

6 Months Ended

Jun. 30, 2018

Income Tax Disclosure [Abstract]

Reconciliation of Effective Tax Rate and Statutory Federal Income Tax Rate

The effective tax rate and the statutory federal income tax rate are reconciled for the periods indicated as follows:

	Three months ended June 30,						Six months ended June 30,
	2018			2017			2018			2017
Federal statutory income tax rate		21.0	%		35.0	%		21.0	%		35.0	%
State income taxes, net of federal tax benefit		8.8			6.6			8.9			6.7
Tax-exempt interest on municipal obligations		(1.0	)		(1.7	)		(1.1	)		(1.8	)
Increase in cash value of insurance policies		(0.7	)		(1.0	)		(0.7	)		(1.2	)
Low income housing tax credits		(0.6	)		(0.7	)		(0.8	)		(0.7	)
Equity compensation		(0.4	)		(2.1	)		(0.2	)		(1.3	)
Nondeductible merger expenses		0.3			—			0.3			—
Other		0.4			(0.1	)		0.5			0.2
Effective Tax Rate		27.8	%		36.0	%		27.9	%		36.9	%