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Discontinued Operations - Additional Information (Detail) (USD $) | 1 Months Ended | 3 Months Ended | 6 Months Ended | 9 Months Ended
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Jul. 31, 2013 | Sep. 30, 2013 | Sep. 30, 2012 | Jun. 30, 2012 | Sep. 30, 2013 | Sep. 30, 2012
Discontinued Operations And Disposal Groups [Abstract] |  |  |  |  |  |
Sale of land related to discontinued operations, net of tax | $ 1,000,000 |  |  |  |  |
Income from discontinued operations |  | $ 1,006,000 |  | $ 639,000 | $ 1,006,000 | $ 639,000

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- Definition Amount of income (loss) from a disposal group, net of income tax, reported as a separate component of income before extraordinary items after deduction or consideration of the amount allocable to noncontrolling interests. Includes, net of tax, income (loss) from operations during the phase-out period, gain (loss) on disposal, provision (or any reversals of earlier provisions) for loss on disposal, and adjustments of a prior period gain (loss) on disposal. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 19 -URI http://asc.fasb.org/extlink&oid=7656940&loc=SL4569616-111683 + Details
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- Definition Discontinued operations sale of land net of estimated selling cost. + References No definition available. + Details
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