Quarterly report pursuant to Section 13 or 15(d)

Goodwill and Intangible Assets (Details 2)

v3.2.0.727
Goodwill and Intangible Assets (Details 2) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2015
Jun. 30, 2014
Jun. 30, 2015
Jun. 30, 2014
Components of intangible assets        
Gross Carrying Amount $ 103,321 $ 87,371 $ 103,321 $ 87,371
Accumulated Amortization (35,410) (28,717) (35,410) (28,717)
Net Carrying Amount 67,911 58,654 67,911 58,654
Amortization expense 3,560 2,554 6,693 4,998
Customer lists        
Components of intangible assets        
Gross Carrying Amount 81,103 68,603 81,103 68,603
Accumulated Amortization (26,606) (21,699) (26,606) (21,699)
Net Carrying Amount 54,497 46,904 $ 54,497 46,904
Customer lists | Minimum        
Components of intangible assets        
Useful Life     4 years  
Customer lists | Maximum        
Components of intangible assets        
Useful Life     12 years  
Proprietary technology        
Components of intangible assets        
Gross Carrying Amount 19,128 15,678 $ 19,128 15,678
Accumulated Amortization (7,259) (5,808) (7,259) (5,808)
Net Carrying Amount 11,869 9,870 $ 11,869 9,870
Proprietary technology | Minimum        
Components of intangible assets        
Useful Life     1 year 6 months  
Proprietary technology | Maximum        
Components of intangible assets        
Useful Life     8 years  
Trade names        
Components of intangible assets        
Useful Life     5 years  
Gross Carrying Amount 3,090 3,090 $ 3,090 3,090
Accumulated Amortization (1,545) (1,210) (1,545) (1,210)
Net Carrying Amount $ 1,545 $ 1,880 $ 1,545 $ 1,880