XML 92 R5.htm IDEA: XBRL DOCUMENT v2.4.0.8
Consolidated Statements of Operations and Comprehensive Income (Parenthetical) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Jun. 30, 2013
Jun. 30, 2012
Income Statement [Abstract]        
Tax expense (benefit) on changes in value of financial instruments designated as cash flow hedges $ 56 $ (330) $ 652 $ 89
Tax on foreign currency translation adjustments 0 0 0 0
Tax benefit on unrealized gain on investments $ (36) $ (16) $ (37) $ (48)