Long-term Debt (Tables)

9 Months Ended

Sep. 30, 2011

Long-term Debt [Abstract]

Schedule of Long-term Debt

	September 30, 2011		December 31, 2010
$230 million aggregate principal amount 3.0% convertible notes due December 2015	$	184,675	$	178,062
Other		20		45
Total debt	$	184,695	$	178,107