Accumulated Other Comprehensive Income (Loss) (Tables)

9 Months Ended

Sep. 30, 2013

Accumulated Other Comprehensive Income (Loss), Net Of Tax [Abstract]

Summary of activity in accumulated other comprehensive income

			Investments	Defined Benefit					Accumulated
			Securities		Pension and		Cash Flow		Other
			Available	Post Retirement			Hedging		Comprehensive
			For Sale		Obligations		Relationships		Income (Loss)
Balance January 1, 2013		$	86,109	$	(37,506)		0	$	48,603
Other comprehensive loss before
	reclassifications		(142,318)		0		0		(142,318)
Amounts reclassified from accumulated other
	comprehensive income (loss)		(582)		3,270		0		2,688
Income tax (expense) benefit			55,169		(1,262)		0		53,907
Net other comprehensive income (loss) during period			(87,731)		2,008		0		(85,723)
Balance September 30, 2013		$	(1,622)	$	(35,498)	$	0	$	(37,120)
Balance January 1, 2012		$	99,761	$	(33,173)	$	(986)	$	65,602
Other comprehensive income before
	reclassifications		2,870		0		6		2,876
Amounts reclassified from accumulated other
	comprehensive income (loss)		(4,109)		2,100		1,954		(55)
Income tax (expense) benefit			483		(819)		(784)		(1,120)
Net other comprehensive income (loss) during period			(756)		1,281		1,176		1,701
Balance September 30, 2012		$	99,005	$	(31,892)	$	190	$	67,303
			Investments	Defined Benefit					Accumulated
			Securities		Pension and		Cash Flow		Other
			Available	Post Retirement			Hedging		Comprehensive
			For Sale		Obligations		Relationships		Income (Loss)
Balance July 1, 2013		$	11,153	$	(36,168)		0	$	(25,015)
Other comprehensive loss before
	reclassifications		(20,558)		0		0		(20,558)
Amounts reclassified from accumulated other
	comprehensive income (loss)		(248)		1,090		0		842
Income tax (expense) benefit			8,031		(420)		0		7,611
Net other comprehensive income (loss) during period			(12,775)		670		0		(12,105)
Balance September 30, 2013		$	(1,622)	$	(35,498)		0	$	(37,120)
Balance July 1, 2012		$	99,021	$	(32,319)	$	(123)	$	66,579
Other comprehensive income before
	reclassifications		3,479		0		20		3,499
Amounts reclassified from accumulated other
	comprehensive income (loss)		(3,506)		700		496		(2,310)
Income tax (expense) benefit			11		(273)		(203)		(465)
Net other comprehensive income (loss) during period			(16)		427		313		724
Balance September 30, 2012		$	99,005	$	(31,892)	$	190	$	67,303