Long-Term Debt (Tables)

9 Months Ended

Sep. 30, 2012

Debt Disclosure [Abstract]

Long-term debt

Long-term debt consisted of the following at September 30, 2012 and December 31, 2011 (dollars in thousands):

	September 30, 2012		December 31, 2011
2.0% Convertible Senior Notes	$	—	$	256,995
7.5% Senior Notes	477,558		400,000
Total long-term debt	477,558		656,995
Less current portion of long-term debt	—		256,995
Total long-term debt, less current portion	$	477,558	$	400,000