Financial Derivatives (Gain (Loss) On The Interest Rate Derivative Instruments) (Detail) (USD $)
In Thousands, unless otherwise specified |
12 Months Ended | |
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Sep. 30, 2013
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Sep. 30, 2012
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Interest Expense and Other Financing Costs [Member]
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Derivative [Line Items] | ||
Gain (Loss) On Interest Rate Derivative Instruments | $ 7 | $ (2,621) |
Designated Interest Rate Swaps [Member] | Other Comprehensive Income (Loss) [Member]
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Derivative [Line Items] | ||
Gain (Loss) On Interest Rate Derivative Instruments | 1,399 | (3,660) |
Non Designated Interest Rate Swaps [Member] | Interest Expense and Other Financing Costs [Member]
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Derivative [Line Items] | ||
Gain (Loss) On Interest Rate Derivative Instruments | 7 | 2,311 |
Non-designated interest rate swaps (reclassified from accumulated OCI) [Member] | Other Comprehensive Income (Loss) [Member]
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Derivative [Line Items] | ||
Gain (Loss) On Interest Rate Derivative Instruments | 0 | 2,984 |
Non-designated interest rate swaps (reclassified from accumulated OCI) [Member] | Interest Expense and Other Financing Costs [Member]
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Derivative [Line Items] | ||
Gain (Loss) On Interest Rate Derivative Instruments | $ 0 | $ (4,932) |