Annual report pursuant to Section 13 and 15(d)

LONG-TERM DEBT LONG-TERM DEBT - Derivatives Designated as Hedging Instruments (Details)

v3.5.0.2
LONG-TERM DEBT LONG-TERM DEBT - Derivatives Designated as Hedging Instruments (Details) - Interest Rate Swaps - Designated as Hedging Instrument - USD ($)
$ in Thousands
Sep. 30, 2016
Sep. 30, 2015
Debt Instrument [Line Items]    
Total derivatives $ (5,834) $ (3,686)
Other current assets    
Debt Instrument [Line Items]    
Assets derivatives 43 0
Other assets    
Debt Instrument [Line Items]    
Assets derivatives 150 0
Other current liabilities    
Debt Instrument [Line Items]    
Liability derivatives (1,529) (1,165)
Other liabilities    
Debt Instrument [Line Items]    
Liability derivatives $ (4,498) $ (2,521)