Employee Pension Benefits (Tables)

9 Months Ended

Sep. 30, 2014

Compensation and Retirement Disclosure [Abstract]

Components of Net Periodic Pension Benefit of Pension Plan and Excess Pension Plan

The following table sets forth the components of net periodic pension benefit of the ESI Pension Plan and ESI Excess Pension Plan in the periods indicated:

	Three Months Ended September 30,						Nine Months Ended September 30,
	2014			2013			2014			2013
Interest cost	$	506		$	439		$	1,518		$	1,316
Expected return on assets		(1,311	)		(1,087	)		(3,935	)		(3,260	)
Recognized net actuarial loss		0			506			0			1,518
Amortization of prior service (credit)		(389	)		(389	)		(1,166	)		(1,167	)
Net periodic pension (benefit)	$	(1,194	)	$	(531	)	$	(3,583	)	$	(1,593	)

Schedule of Changes in Components of Accumulated Other Comprehensive Loss

The following table sets forth the changes in the components of Accumulated other comprehensive income on our Condensed Consolidated Balance Sheet in the nine months ended September 30, 2014:

	Defined Benefit Pension Items
	Accumulated Other Comprehensive Income			Income Tax Benefit (Expense)			Accumulated Other Comprehensive Income Net of Income Tax
Balance at January 1, 2014	$	5,032		$	(1,886	)	$	3,146
Amortization of:
Prior service costs (credits)		(1,166	)		452			(714	)
Balance at September 30, 2014	$	3,866		$	(1,434	)	$	2,432