Income Taxes (Tables)

12 Months Ended

Dec. 31, 2015

Income Tax Disclosure [Abstract]

Schedule of Income Tax Expense

The current and deferred components of income tax expense on the consolidated statements of income were as follows:

	For The Years Ended December 31,
	2015		2014			2013
Current:
Federal	$	7,956	$	11,435		$	11,853
State	71		505			400
	8,027		11,940			12,253
Deferred:
Federal	1,356		(500		)	(121		)
State	524		—			—
	1,880		(500		)	(121		)
Income tax expense	$	9,907	$	11,440		$	12,132

Reconciliation of Expected Income Tax Benefit Computed Using Federal Statutory Income Tax Rate

The income tax expense differs from the amount computed by applying the statutory federal income tax rate as a result of the following:

	For The Years Ended December 31,
	2015			2014			2013
Computed tax expense	$	10,801		$	12,604		$	12,220
Increase (reduction) in income taxes resulting from:
Tax exempt income	(1,092		)	(704		)	(510		)
Income from life insurance	(588		)	(503		)	(459		)
Non-deductible acquisition-related costs	467			—			—
State taxes, net of federal benefit	373			328			260
Low income housing credits	(359		)	(286		)	(299		)
Goodwill impairment	—			—			991
Other	305			1			(71		)
Income tax expense	$	9,907		$	11,440		$	12,132
Effective tax rate	32.1		%	31.8		%	34.7		%

Schedule of Deferred Tax Assets and Deferred Tax Liabilities

Temporary differences between the financial statements carrying amounts and the tax bases of assets and liabilities gave rise to the following deferred tax assets and liabilities:

	December 31,
	2015				2014
	Asset		Liability		Asset		Liability
Net operating loss and tax credit carryforward	$	22,282	$	—	$	—	$	—
Allowance for loan losses	7,416		—		7,397		—
Pension and other benefits	4,488		—		4,018		—
Net unrealized losses on derivative instruments	3,432		—		3,200		—
Purchase accounting and deposit premium	2,856		—		212		—
Deferred compensation and benefits	2,129		—		945		—
Net unrealized losses on AFS securities	2,047		—		171		—
Net unrealized losses on postretirement plans	1,102		—		1,165		—
Allowance for OREO valuation	630		—		107		—
Allowance for OTTI on investments	17		—		71		—
Depreciation	—		4,298		—		1,910
Deferred loan origination fees	—		1,815		—		1,581
Prepaid expenses	—		813		—		620
MSRs	—		757		—		172
Other	1,000		—		1,431		—
	$	47,399	$	7,683	$	18,717	$	4,283