XML 40 R28.htm IDEA: XBRL DOCUMENT v3.6.0.2
Debt (Details) - USD ($)
$ in Thousands
Dec. 31, 2016
Sep. 30, 2016
Debt [Abstract]    
Long-term Debt, Excluding Current Maturities $ 29,305 $ 29,257
Revolving Credit Facility [Member]    
Line Of Credit Facility [Line Items]    
Line Of Credit Facility Interest Rate At Period End 2.86% 2.76%
Letters of Credit Outstanding, Amount $ 6,634  
Excess Availability $ 33,158