XML 16 R4.htm IDEA: XBRL DOCUMENT v2.4.0.8
CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Parenthetical) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 30, 2013
Sep. 30, 2012
Sep. 30, 2013
Sep. 30, 2012
Statement of Comprehensive Income [Abstract]        
Unrealized gain (loss) on investments, tax $ 0 $ 208 $ 0 $ 9
Pension liability adjustments, tax $ 557 $ 491 $ 1,670 $ 1,473