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Fair Value Measurements (Details) - USD ($)
3 Months Ended
Mar. 31, 2017
Dec. 31, 2016
Fair Value Disclosures [Abstract]    
Transfers into or out of Level 1, 2 or 3 assets $ 0  
Significant Unobservable Inputs (Level 3) | Recurring Basis    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Contingent consideration liability $ 756,000 $ 756,000