Retirement Plans (Tables)

6 Months Ended

Jun. 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 six-month periods ended June 30, 2015 and 2014 are as follows (in thousands):

	For the Three Months Ended June 30,			For the Six Months Ended June 30,
	2015		2014	2015	2014
Qualified noncontributory defined benefit retirement plan	$	273	209	543	416
401(k) plan	90		83	177	161

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 six months ended June 30, 2015 and 2014 are summarized as follows (in thousands):

	Three Months Ended June 30,			Six Months Ended June 30,
	2015		2014	2015	2014
Service cost	$	10	17	19	34
Interest cost	17		15	34	30
Amortization of unrecognized net loss	43		—	85	—
Amortization of unrecognized prior service cost	—		4	—	8
Net periodic pension cost	$	70	36	138	72

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 June 30, 2015 and December 31, 2014 for the nonqualified defined benefit retirement plan consists of (in thousands):

	June 30, 2015		December 31, 2014
Net actuarial loss	$	283	339