Quarterly report pursuant to Section 13 or 15(d)

Basis of Presentation and Summary of Significant Accounting Policies - Fair Value, Level 3 Rollforward (Details)

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Basis of Presentation and Summary of Significant Accounting Policies - Fair Value, Level 3 Rollforward (Details) (Earn-Out Consideration [Member], USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2014
Earn-Out Consideration [Member]
 
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]  
Beginning balance $ 1,421
Change in value 23
Ending balance $ 1,444