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Fair Value Disclosure (Unobservable Input Reconciliation) (Details) (Level 3, Contingent consideration, USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2014
Level 3 | Contingent consideration
 
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]  
Balance at January 1, 2014 $ 1,581
Accretion expense 8
Payments 0
Balance at March 31, 2014 $ 1,589