Quarterly report pursuant to Section 13 or 15(d)

Debt - Gain (Loss) on Derivatives (Details)

v3.7.0.1
Debt - Gain (Loss) on Derivatives (Details) - Cash Flow Hedging - Interest Rate Swaps - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2017
Jun. 30, 2016
Derivative Instruments, Gain (Loss) [Line Items]        
Amount of Gain (Loss) Recognized in AOCI on Derivatives     $ 6,712 $ (4,292)
Interest Expense        
Derivative Instruments, Gain (Loss) [Line Items]        
Amount of Gain (Loss) Recognized in Income on Derivatives $ 306 $ (848) 1,616 (2,424)
Amount of Gain (Loss) Reclassified from AOCI into Income (Effective Portion)     $ 986 $ (1,479)