Other Comprehensive Income (Tables)

12 Months Ended

Dec. 31, 2015

Equity [Abstract]

Components of Other Comprehensive Income and Related Tax Effects

Other comprehensive income components and related tax effects were as follows for the years ended December 31, 2015, 2014, and 2013:

	2015			2014			2013
Unrealized holding (losses) gains on available for sale securities	$	(623	)	$	16,141		$	(36,130	)
Less reclassification adjustment for gains recognized in earnings		(666	)		(429	)		(355	)
Net unrealized (losses) gains		(1,289	)		15,712			(36,485	)
Tax effect		452			(5,498	)		12,770
Net-of-tax amount		(837	)		10,214			(23,715	)
Unrealized holding gains on available for sale securities for which a portion of an other-than-temporary impairment has been recognized in earnings		2,508			244			61
Less reclassification adjustment for impairment loss recognized in earnings		0			0			0
Net unrealized gains		2,508			244			61
Tax effect		(878	)		(86	)		(21	)
Net-of-tax amount		1,630			158			40
Actuarial loss on postemployment health care plan		(311	)		(117	)		(219	)
Net amortization of transition obligation and actuarial gain		173			149			61
Net unrealized loss on postemployment health care plan		(138	)		32			(158	)
Tax effect		48			(11	)		55
Net-of-tax amount		(90	)		21			(103	)
Unrealized gain (loss) on interest rate swap		(168	)		(213	)		229
Less reclassification adjustment for losses recognized in earnings		378			384			400
Net unrealized gain (loss)		210			171			629
Tax effect		(73	)		(60	)		(220	)
Net-of-tax amount		137			111			409
Other comprehensive income (loss)	$	840		$	10,504		$	(23,369	)

Summary of Change in Accumulated Other Comprehensive Income (Loss)

The following is a summary of the change in the accumulated other comprehensive income (loss) balance, net of tax, for the years ended December 31, 2015, 2014, and 2013:

		Balance			Increase			Balance			Increase		Balance			Increase			Balance
		1/1/13			(Decrease)			12/31/13			(Decrease)		12/31/14			(Decrease)			12/31/15
Unrealized gains (losses) on securities available for sale	$	16,039		$	(23,675	)	$	(7,636	)	$	10,372	$	2,736		$	793		$	3,529
Unrealized gain (loss) on postretirement benefits plan		(981	)		(103	)		(1,084	)		21		(1,063	)		(90	)		(1,153	)
Unrealized loss on interest rate swap		(1,134	)		409			(725	)		111		(614	)		137			(477	)
Total	$	13,924		$	(23,369	)	$	(9,445	)	$	10,504	$	1,059		$	840		$	1,899