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Restructuring and Other Charges - Restructuring Reserve Activity (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Restructuring accrual balances and related activity
Balance at beginning of period	$ 10,136	$ 3,340	$ 21,917
Liabilities incurred	15,241	26,182	4,183
Liabilities paid/settled	(13,533)	(19,386)	(23,946)
Balance at end of period	11,844	10,136	3,340
RestructuringChargesExcludesGainFromSaleOfRealEstate [Member]
Restructuring accrual balances and related activity
Liabilities incurred			$ 5,369

Amount charged against earnings in the period for incurred and estimated costs associated with exit from or disposal of business activities or restructurings pursuant to a duly authorized plan, excluding asset retirement obligations.

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- Definition

Amount of cash paid in the period to fully or partially settle a specified, previously accrued type of restructuring cost.

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