Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Statements of Comprehensive Income (Unaudited)

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Condensed Consolidated Statements of Comprehensive Income (Unaudited) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2012
Mar. 31, 2011
Condensed Consolidated Statements of Comprehensive Income [Abstract]    
Net income $ 1,133 $ 9,625
Unrealized net (loss) on available-for-sale securities   (26)
Comprehensive income $ 1,133 $ 9,599