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Segment Information - Reconcilation (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Mar. 31, 2018 | Mar. 31, 2017 | Mar. 31, 2018 | Mar. 31, 2017
Reconciliation of segment operating income to income from continuing operations before income taxes |  |  |  |
Segment operating income (loss) | $ 24,814 | $ (58,049) | $ 54,501 | $ (83,377)
Income from asset sales | 5,255 | 14,889 | 10,820 | 15,731
Corporate general and administrative costs and corporate depreciation | (31,322) | (22,512) | (63,054) | (47,190)
Operating income (loss) from continuing operations | (1,253) | (65,672) | 2,267 | (114,836)
Other income (expense): |  |  |  |
Interest and dividend income | 1,847 | 1,338 | 3,571 | 2,328
Interest expense | (6,028) | (6,084) | (11,801) | (11,139)
Other | (121) | 174 | 409 | 561
Total other income (expense) | (4,302) | (4,572) | (7,821) | (8,250)
Loss from continuing operations before income taxes | $ (5,555) | $ (70,244) | $ (5,554) | $ (123,086)

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- Definition Amount of gain (loss) on sale or disposal of assets, including but not limited to property plant and equipment, intangible assets and equity in securities of subsidiaries or equity method investee. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=68055307&loc=d3e2443-110228 + Details
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