Combined Consolidated Statements of Comprehensive Income (USD $)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 30, 2012
Sep. 30, 2011
Sep. 30, 2012
Sep. 30, 2011
Net income $ 21,064 $ 29,703 $ 64,944 $ 73,236
Net unrealized holding loss on investment securities, net of tax   (1,060) (1) (464)
Reclassification adjustment for realized losses on marketable securities included in net income   185   29
Comprehensive income $ 21,064 $ 28,828 $ 64,943 $ 72,801