Fair Value Measurements (Details) (USD $)	Dec. 31, 2012	Dec. 31, 2011
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Foreign Currency Contract, Asset, Fair Value Disclosure	$ 400,000	$ 500,000
Liabilities, Fair Value Disclosure	8,900,000	9,700,000
Cash Equivalents, at Carrying Value	$ 13,600,000	$ 13,619,000