v2.4.0.8

Condensed Consolidated Statements of Comprehensive Income (Parenthetical) (Unaudited) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2014 | Sep. 30, 2013 | Sep. 30, 2014 | Sep. 30, 2013
Statement of Comprehensive Income [Abstract] |  |  |  |
Increase in estimated fair value of investment in debt securities, tax expense (benefit) | $ (736) | $ 0 | $ (4,044) | $ 187
Unrecognized actuarial loss and prior service cost, tax expense (benefit) | 113 | 232 | (196) | 1,157
Income tax on cash flow hedge activity | $ 48 | $ 33 | $ 127 | $ 195

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