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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