Debt outstanding as of March 31, 2013 and December 31, 2012 consists of the following (in thousands):


	March 31, 2013		December 31, 2012

Revolving Credit Facility, principal due at maturity in December 2017; interest payable periodically at variable interest rates. The weighted average rate at both March 31, 2013 and December 31, 2012 was 1.7%.	$	560,000	$	655,000

7.75% Senior Notes, principal due at maturity in June 2017; interest payable semi-annually in June and December at 7.75%. These notes were issued with a $13.4 million discount, of which $8.1 million and $8.5 million was unamortized at March 31, 2013 and December 31, 2012, respectively.		456,948		456,545


	$	1,016,948	$	1,111,545