Incentive Compensation Plans (Cash Incentive Plan, Narrative) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits [Line Items]
Other Labor-related Expenses	$ 1,000	$ 4,000	$ 6,800
Deferred Compensation Cash-based Arrangements, Liability, Current	530	2,000
Cost of Sales [Member]
Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits [Line Items]
Other Labor-related Expenses	$ 576	$ 3,900	$ 4,500