Retirement Plans (Tables)

9 Months Ended

Sep. 30, 2015

Compensation and Retirement Disclosure [Abstract]

Summary of Funding and Administrative Cost of Qualified Noncontributory Defined Benefit Retirement Plan and 401(k) Plan Charged to Salaries and Employee Benefits

Funding and administrative costs of the qualified noncontributory defined benefit retirement plan and 401(k) plan charged to pension and other employee benefits in the consolidated statements of income for the three and nine-month periods ended September 30, 2015 and 2014 are as follows (in thousands):

	For the Three Months Ended September 30,			For the Nine Months Ended September 30,
	2015		2014	2015	2014
Qualified noncontributory defined benefit retirement plan	$	220	309	763	725
401(k) plan	86		81	263	242

Components of Net Periodic Pension Cost of Nonqualified Defined Benefit Retirement Plan

The components of net periodic pension cost of the nonqualified defined benefit retirement plan for the three and nine months ended September 30, 2015 and 2014 are summarized as follows (in thousands):

	Three Months Ended September 30,			Nine Months Ended September 30,
	2015		2014	2015	2014
Service cost	$	10	17	29	51
Interest cost	17		15	51	45
Amortization of unrecognized net loss	—		—	128	—
Amortization of unrecognized prior service cost	43		4	—	12
Net periodic pension cost	$	70	36	208	108

Amount Recognized in Accumulated Other Comprehensive Income, Net of Deferred Federal Income Taxes for Nonqualified Defined Retirement Plan

Amounts recognized in accumulated other comprehensive income, net of tax, at September 30, 2015 and December 31, 2014 for the nonqualified defined benefit retirement plan consists of (in thousands):

	September 30, 2015		December 31, 2014
Net actuarial loss	$	254	339