Quarterly report pursuant to Section 13 or 15(d)

Business Acquisitions (Details)

v2.4.0.8
Business Acquisitions (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 0 Months Ended 3 Months Ended
Mar. 31, 2014
Feb. 01, 2014
ERS
Jul. 01, 2013
WMS
Mar. 31, 2014
WMS
Jul. 01, 2013
WMS
Level 3
Business acquisitions          
Ownership interest (as a percent)   65.00%      
Acquisitions          
Total consideration     $ 24,730    
Contingent consideration       17,437 15,738
Contingent consideration in cash     23,000    
Contingent consideration, undiscounted liability     19,670    
Liability discount rate (as a percent)     10.00%    
Contingent consideration period     3 years    
Contingent consideration, future undiscounted payments          
July 31, 2014       6,000  
July 31, 2015       6,745  
July 31, 2016       6,925  
Imputed interest expense on contingent consideration $ 412     $ 412