Annual report pursuant to Section 13 and 15(d)

Internally Developed Software (Details 1)

v2.4.0.6
Internally Developed Software (Details 1) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Amortization expense for internally developed software      
Amortization expense $ 1,550 $ 1,579 $ 1,606