Debt - Gain (Loss) on Derivatives (Details) - Cash Flow Hedging - Interest Rate Swaps - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Mar. 31, 2019 |
Mar. 31, 2018 |
Mar. 31, 2019 |
Mar. 31, 2018 |
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| Derivative Instruments, Gain (Loss) [Line Items] | ||||
| Amount of (Loss) Gain Recognized in AOCI on Derivatives | $ (3,702) | $ 4,893 | ||
| Interest Expense | ||||
| Derivative Instruments, Gain (Loss) [Line Items] | ||||
| Amount of Gain Recognized in Income on Derivatives | $ 880 | $ 202 | 1,615 | 265 |
| Amount of Gain Reclassified from AOCI into Income (Effective Portion) | $ 1,219 | $ 171 | ||
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- Definition Amount of increase (decrease) in the fair value of derivatives recognized in the income statement. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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- Definition The effective portion of net gain (loss) reclassified from accumulated other comprehensive income into income on derivative instruments designated and qualifying as hedging instruments. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount before tax of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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