XML 17 R29.htm IDEA: XBRL DOCUMENT v2.4.0.6
Long-Term Debt (Details) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2012
Dec. 31, 2011
Components of long-term debt    
Less current portion $ 3,000 $ 3,000
Noncurrent portion 3,750 6,000
Sun Trust Term Loan [Member]
   
Components of long-term debt    
SunTrust term loan due quarterly through January 2014 6,750 9,000
Less current portion 3,000 3,000
Noncurrent portion $ 3,750 $ 6,000