Defined Benefit Postretirement Plans (Tables)

3 Months Ended

Mar. 31, 2013

Defined Benefit Postretirement Plans [Abstract]

Components of Net Periodic Pension Benefits and Other Benefit Costs

The components of expense for Pension Benefits and Other Benefits are set forth below (in thousands):

	Pension Benefits						Other Benefits
	Three months ended March 31,						Three months ended March 31,
Components of net periodic benefit cost:	2013			2012			2013		2012
Service cost	$	604		$	756		$	6	$	5
Interest cost		722			774			34		39
Expected return on plan assets		(1,825	)		(1,675	)		-		-
Net amortization		603			859			223		(2	)
Total cost (benefit)	$	104		$	714		$	263	$	42