XML 58 R47.htm IDEA: XBRL DOCUMENT v3.7.0.1
Partnership's Debt (Detail) - USD ($)
$ in Thousands
Jun. 30, 2017
Sep. 30, 2016
Debt Instrument [Line Items]    
Long-term debt, carrying Amount $ 78,155 $ 91,641
Current maturities of long-term debt, carrying Amount 10,000 16,200
Long-term portion of debt, Carrying Amount 68,155 75,441
Long-term debt, fair value [1] 78,800 92,500
Current maturities of long-term debt, fair value [1] 10,000 16,200
Long-term portion of debt, fair value [1] 68,800 76,300
Term Loan    
Debt Instrument [Line Items]    
Long-term debt, carrying Amount [2] 78,155 91,641
Long-term debt, fair value [1],[2] $ 78,800 $ 92,500
[1] The face amount of the Partnership's variable rate long-term debt approximates fair value.
[2] Carrying amounts are net of unamortized debt issuance costs of $0.6 million as of June 30, 2017, and $0.9 million as of September 30, 2016.