Annual report pursuant to Section 13 and 15(d)

Goodwill and Intangible Assets (Details 1)

v2.4.0.6
Goodwill and Intangible Assets (Details 1) (USD $)
In Thousands, unless otherwise specified
 12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2012
Customer lists [Member]
Dec. 31, 2011
Customer lists [Member]
Dec. 31, 2012
Proprietary technologies [Member]
Dec. 31, 2012
Trade names [Member]
Dec. 31, 2012
Minimum [Member]
Customer lists [Member]
Dec. 31, 2012
Minimum [Member]
Proprietary technologies [Member]
Dec. 31, 2012
Maximum [Member]
Customer lists [Member]
Dec. 31, 2012
Maximum [Member]
Proprietary technologies [Member]
Dec. 31, 2012
Maximum [Member]
Trade names [Member]
Components of intangible assets                      
Useful Life             4 years 5 years 12 years 8 years 5 years
Gross Carrying Amount $ 36,773 $ 15,683 $ 28,103 $ 15,683 $ 6,580 $ 2,090          
Accumulated Amortization (9,623) (3,458) (8,720) (3,458) (657) (246)          
Net Carrying Amount $ 27,150 $ 12,225 $ 19,383 $ 12,225 $ 5,923 $ 1,844