Postretirement Plans (Tables)

6 Months Ended

Jun. 30, 2014

Pension Plan, Defined Benefit [Member]

Defined Benefit Plan Disclosure [Line Items]

Net Periodic Benefit Cost

The components of net periodic benefit cost were as follows:

	Six months ended June 30						Three months ended June 30
Pension Plans	2014			2013			2014			2013
Service cost		$829			$946			$415			$473
Interest cost	1,542			1,462			758			731
Expected return on plan assets	(2,083		)	(1,938		)	(1,042		)	(969		)
Amortization of prior service costs	89			98			44			49
Recognized net actuarial loss	514			1,138			253			569
Settlement/curtailment/other losses	337			20			(1		)
Net periodic benefit cost		$1,228			$1,726			$427			$853
Net periodic benefit cost included in Earnings from operations		$1,728			$1,544			$693			$753

Other Postretirement Benefit Plan, Defined Benefit [Member]

Defined Benefit Plan Disclosure [Line Items]

Net Periodic Benefit Cost

	Six months ended June 30						Three months ended June 30
Other Postretirement Benefit Plans	2014			2013			2014			2013
Service cost		$64			$74			$32			$37
Interest cost	144			133			72			66
Expected return on plan assets	(4		)	(4		)	(2		)	(2		)
Amortization of prior service costs	(72		)	(90		)	(36		)	(45		)
Recognized net actuarial loss	4			48			2			24
Net periodic benefit cost		$136			$161			$68			$80
Net periodic benefit cost included in Earnings from operations		$143			$179			$72			$88