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Shareholders' Equity (Details) - USD ($) $ / shares in Units, $ in Millions |  | 2 Months Ended | 3 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | ---
Nov. 29, 2010 | Nov. 15, 2016 | Sep. 30, 2016 | Mar. 31, 2013 | Jun. 30, 2016 | Sep. 30, 2015 | Dec. 19, 2012
Common Stock, Number of Shares, Par Value and Other Disclosures [Abstract] |  |  |  |  |  |  |
Common stock, shares authorized |  |  | 30,000,000 |  | 30,000,000 |  |
Preferred stock, shares authorized |  |  | 15,000,000 |  |  |  |
Common stock, shares outstanding |  |  | 4,073,403 |  | 3,958,540 |  |
Common Stock, Shares, Issued |  |  | 4,073,403 |  | 3,958,540 |  |
Options and warrants outstanding |  |  | 1,524,749 |  |  | 1,675,999 |
Distribution [Abstract] |  |  |  |  |  |  |
Subsidiary shares issued | 1,600,000 |  |  |  |  |  |
Private Placement [Abstract] |  |  |  |  |  |  |
Number of shares preferential right will allow holder to purchase |  |  | 1/100 |  |  |  |
Common stock, par value |  |  | $ 0.01 |  | $ 0.01 |  |
Investment Warrants, Exercise Price |  | $ 9.00 |  | $ 10.00 |  |  |
Percentage of Preferred Stock Holder Can Under the Rights Plan |  |  | 1,524,749 |  |  |  | 0.01
Class of Warrant or Right, Exercise Price of Warrants or Rights |  |  |  |  |  |  | $ 80
Beneficial Ownership Required for Rights to be Exercisable |  |  | 23.00% |  |  |  |
Rate of Rights Distribution |  |  |  |  |  |  | 100.00%
Contango [Member] |  |  |  |  |  |  |
Distribution [Abstract] |  |  |  |  |  |  |
Parent contribution | $ 3.5 |  |  |  |  |  |
Restricted Stock [Member] |  |  |  |  |  |  |
Common Stock, Number of Shares, Par Value and Other Disclosures [Abstract] |  |  |  |  |  |  |
Nonvested balance (in shares) |  |  | 147,331 |  |  |  |

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