Pension Benefit and Other Postretirement Benefit Plans (Amounts Recognized in Balance Sheet) (Details) (Pension Benefits [Member], USD $) In Thousands, unless otherwise specified	Jun. 30, 2013
Pension Benefits [Member]
Defined Benefit Plan, Amounts Recognized in Balance Sheet [Abstract]
Noncurrent assets	$ 0	[1]
Current liabilities	(49)	[1]
Noncurrent liabilities	(34,008)	[1]
Net amount recognized at end of period	(34,057)	[1]
Pension and Other Postretirement Benefit Plans, Accumulated Other Comprehensive Income (Loss), before Tax [Abstract]
Net actuarial loss	58,860	[1]
Prior service cost	0	[1]
Net amount recognized at end of period	$ 58,860	[1]

[1] This calculation was performed as of June 30, 2013 due to the pension freeze and we are not otherwise required to perform the calculation at interim periods