XML 21 R48.htm IDEA: XBRL DOCUMENT v2.3.0.15
Comprehensive Income (Schedule Of Reconciliation Of Net Income To Comprehensive Income) (Details) (USD $)
In Thousands
3 Months Ended9 Months Ended
Sep. 30, 2011
Sep. 30, 2010
Sep. 30, 2011
Sep. 30, 2010
Comprehensive Income [Abstract]    
Net income$ 28,239$ 38,339$ 87,481$ 88,141
Unrealized (loss) gains on available for sale securities, net(35)[1]27[1]13[1]31[1]
Currency translation adjustments, net(1,601)(77)(649)(776)
Comprehensive income$ 26,603$ 38,289$ 86,844$ 87,396
[1]Net of federal and state income taxes