XML 30 R36.htm IDEA: XBRL DOCUMENT v2.4.0.6
Fair Value Measurements (Narrative) (Details) (USD $)
In Thousands, unless otherwise specified
Feb. 28, 2013
Aug. 31, 2012
Feb. 29, 2012
Fair Value Measurements [Abstract]      
Carrying amount of long-term debt (including current portion) $ 2,143 $ 4,285 $ 6,429