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Business Combinations (Tables)
9 Months Ended
Sep. 30, 2016
Business Acquisition, Contingent Consideration [Line Items]  
Schedule of Business Acquisitions by Acquisition, Contingent Consideration [Table Text Block]
Balance at December 31, 2015
$
1,761

Increase in fair value of contingent consideration liabilities
122

Balance at September 30, 2016
$
1,883