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Litigation (Details) - USD ($) |  |  | 12 Months Ended
--- | --- | --- | ---
May 19, 2016 | Oct. 26, 2015 | Mar. 31, 2016
LItigation [Abstract] |  |  |
Litigation settlement reserve |  |  | $ 1,100,000
Subsequent Event [Member] |  |  |
LItigation [Abstract] |  |  |
Amount of litigation settlement paid | $ 1,100,000 |  |
Pending Litigation [Member] |  |  |
LItigation [Abstract] |  |  |
Litigation settlement reserve |  |  | 218,000
M&T Bank and Trustee [Member] |  |  |
LItigation [Abstract] |  |  |
Amount of litigation settlement |  | $ 18,500,000 |
M&T Bank and Trustee [Member] | General and Administrative Expense [Member] |  |  |
LItigation [Abstract] |  |  |
Amount of litigation settlement paid |  |  | 9,250,000
Fapco [Member] | General and Administrative Expense [Member] |  |  |
LItigation [Abstract] |  |  |
Amount received from litigation settlement |  |  | $ 5,800,000

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- Definition Aggregate carrying amount of the estimated litigation liability for known or estimated probable loss from litigation, which may include attorneys' fees and other litigation costs. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14326-108349 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.25) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Amount of judgment or settlement awarded to (against) the entity in respect of litigation. + References No definition available. + Details
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Period Type: | duration

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- References No definition available. + Details
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- Definition The amount of cash paid for the settlement of litigation or for other legal issues during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3536-108585 + Details
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Period Type: | duration

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- Definition Cash received for the settlement of litigation during the current period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3536-108585 + Details
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- Details
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- Details
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- Details
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- Details
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