XML 83 R52.htm IDEA: XBRL DOCUMENT v2.4.0.6
Summary of Company Owned Life Insurance Cash Surrender Value, Loans Outstanding and Net Values Included in Other Noncurrent Assets (Detail) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2012
Dec. 31, 2011
Company Owned Life Insurance    
Cash surrender value $ 41,351 $ 38,300
Loans outstanding 41,345 38,289
Net value included in noncurrent assets $ 6 $ 11