Employee Benefit Plans Employee Benefit Plans (Tables)

3 Months Ended

Mar. 31, 2013

Defined Benefit Plan Disclosure [Line Items]

Schedule of Defined Benefit Plans Contributions [Text Block]

Contributions are as follows (in thousands):

	Three Months Ended March 31, 2013		Remaining Anticipated Contributions for 2013		Anticipated Contributions for 2014
Defined Benefit Pension Plan	$	—	$	1,582	$	3,483
Non-Pension Defined Benefit Postretirement Healthcare Plan	$	109	$	329	$	489
Supplemental Non-qualified Defined Benefit Plans	$	54	$	162	$	215

Pension Plans, Defined Benefit [Member]

Defined Benefit Plan Disclosure [Line Items]

Schedule of Net Benefit Costs [Table Text Block]

The components of net periodic benefit cost for the Defined Benefit Pension Plan were as follows (in thousands):

	Three Months Ended March 31,
	2013			2012
Service cost	$	213		$	191
Interest cost	742			742
Expected return on plan assets	(941		)	(785		)
Prior service cost	11			14
Net loss (gain)	652			650
Net periodic benefit cost	$	677		$	812

Other Postretirement Benefit Plans, Defined Benefit [Member]

Defined Benefit Plan Disclosure [Line Items]

Schedule of Net Benefit Costs [Table Text Block]

The components of net periodic benefit cost for the Non-Pension Defined Postretirement Healthcare Plan were as follows (in thousands):

	Three Months Ended March 31,
	2013			2012
Service cost	$	54		$	53
Interest cost	60			86
Amortization of prior service cost	(69		)	(69		)
Net loss (gain)	2			35
Net periodic benefit cost	$	47		$	105

Other Pension Plans, Postretirement or Supplemental Plans, Defined Benefit [Member]

Defined Benefit Plan Disclosure [Line Items]

Schedule of Net Benefit Costs [Table Text Block]

The components of net periodic benefit cost for the Supplemental Non-qualified Defined Benefit Plans were as follows (in thousands):

	Three Months Ended March 31,
	2013		2012
Interest cost	$	33	$	26
Net loss (gain)	17		14
Net periodic benefit cost	$	50	$	40