XML 56 R53.htm IDEA: XBRL DOCUMENT v2.4.0.6
Intangibles and Other Assets (Details 1) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Schedule of amortization of intangibles      
Amortization of Intangibles - excluding impairments or abandonments $ 1,064 $ 979 $ 810