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Discontinued Operations (Schedule of Operating Results) (Parenthetical) (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 6 Months Ended
--- | --- | ---
Mar. 31, 2014 | Mar. 31, 2013 | Mar. 31, 2014 | Mar. 31, 2013
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items] |  |  |  |
Income from discontinued operations, net of tax | $ 131 | $ 334 | $ 633 | $ 478
Gain on sale of discontinued operations, net of tax | $ 5,218 | $ 0 | $ 5,218 | $ 0

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