Postretirement Benefit Plans (Tables)

6 Months Ended

Jun. 30, 2014

Compensation And Retirement Disclosure [Abstract]

Schedule of Post-Retirement Benefit Costs

The following tables present a summary of post-retirement benefit costs by component.

Components of Post-Retirement Benefit Costs

	Three Months ended June 30,
	Pension Benefits						Other Benefits
	2014			2013			2014			2013
Service cost	$	3,231		$	3,727		$	(7	)	$	117
Interest cost		4,819			4,259			150			257
Expected return on assets		(4,752	)		(4,359	)		0			0
Amortization:
Prior service cost		529			567			0			0
Actuarial (gain) loss		2,047			4,061			0			75
Direct recognition of (gain) loss		0			0			(42	)		0
Net periodic benefit cost	$	5,874		$	8,255		$	101		$	449

	Six Months ended June 30,
	Pension Benefits						Other Benefits
	2014			2013			2014			2013
Service cost	$	6,463		$	7,492		$	49		$	202
Interest cost		9,638			8,523			297			517
Expected return on assets		(9,505	)		(8,715	)		0			0
Amortization:
Prior service cost		1,057			1,138			0			0
Actuarial (gain)/loss		4,092			8,124			0			75
Direct recognition of (gain) loss		0			0			(104	)		0
Net periodic benefit cost	$	11,745		$	16,562		$	242		$	794

Schedule of Defined-Benefit Plans Disclosures

The following chart presents assets at fair value for the defined-benefit pension plans at June 30, 2014 and the prior-year end.

Pension Assets by Component

	June 30, 2014				December 31, 2013
	Amount		%		Amount		%
Corporate debt	$	165,429		54	$	147,445		51
Other fixed maturities		280		0		267		0
Equity securities		123,293		40		115,287		38
Short-term investments		1,120		0		13,318		5
Guaranteed annuity contract		13,676		5		13,769		5
Other		3,654		1		1,667		1
Total	$	307,452		100	$	291,753		100