XML 89 R60.htm IDEA: XBRL DOCUMENT v2.4.0.8
Investment Securities (Details 4) (Available for sale investments, USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Available for sale investments
     
Reconciliation of credit-related impairment charges on investments recognized in earnings      
Balance at the beginning $ 10,432 $ 9,393 $ 8,416
Impairment charges recognized during period 1,374 1,039 977
Balance at the end $ 11,806 $ 10,432 $ 9,393