XML 38 R36.htm IDEA: XBRL DOCUMENT

Debt (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2012	Dec. 31, 2011
Short-term debt:
Short-term debt	$ 38,000	$ 38,000
Long-term debt:
Long-term debt	199,777	199,744
Total	237,777	237,744
Senior notes 2015 [Member]
Long-term debt:
Long-term debt	74,922	74,908
Senior notes 2016 [Member]
Long-term debt:
Long-term debt	$ 124,855	$ 124,836

Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References+ Details