XML 41 R6.htm IDEA: XBRL DOCUMENT v2.4.0.6
Condensed Consolidated Statements of Comprehensive Income (Parenthetical) (Unaudited) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 30, 2012
Jun. 30, 2012
Statement of Other Comprehensive Income [Abstract]    
Decrease in estimated fair value of investment in debt securities, tax $ 1,126 $ 1,126
Unrecognized actuarial loss and prior service cost, income taxes 895 1,135
Income tax on cash flow hedge activity $ 8 $ 47