XML 37 R26.htm IDEA: XBRL DOCUMENT v3.5.0.2
Acquisitions Acquisitions Costs, by Acquisition (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Jun. 05, 2015
Apr. 14, 2015
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2016
Sep. 30, 2015
Business Acquisition [Line Items]            
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Payments     $ 5,843 $ 0 $ 21,594 $ 0
Other Payments to Acquire Businesses         4,780 0
Payments of Merger Related Costs, Financing Activities         16,814 $ 0
Creative Circle [Member]            
Business Acquisition [Line Items]            
Business Acquisition, Effective Date of Acquisition Jun. 05, 2015          
Business Acquisition, Name of Acquired Entity Creative Circle, LLC          
Business Acquisition, Description of Acquired Entity is headquartered in Los Angeles, California          
Business Combination, Reason for Business Combination was purchased to expand the Company’s technical and creative staffing services          
Payments to Acquire Businesses, Gross $ 540,000          
Business Acquisition, Equity Interest Issued or Issuable, Value Assigned 30,200          
Stock Issued During Period, Shares, Acquisitions           794,700
Business Acquisition Contingent Consideration At Fair Value Accrued Earn-Out $ 13,800          
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Payments         15,800  
Other Payments to Acquire Businesses         2,000  
Payments of Merger Related Costs, Financing Activities         $ 13,800  
Business Combination, Acquisition Related Costs           $ 5,700
LabResource [Member]            
Business Acquisition [Line Items]            
Business Acquisition, Effective Date of Acquisition   Apr. 14, 2015        
Business Acquisition, Name of Acquired Entity   LabResource B.V.        
Business Acquisition, Description of Acquired Entity   headquartered in Amsterdam, Netherlands        
Business Combination, Reason for Business Combination   expand the Company's life sciences staffing business in Europe        
Payments to Acquire Businesses, Gross   $ 12,700        
Business Combination, Acquisition Related Costs           $ 400