XML 14 R3.htm IDEA: XBRL DOCUMENT v3.7.0.1
Consolidated Balance Sheets (Parenthetical) - $ / shares
6 Months Ended 12 Months Ended
Apr. 30, 2017
Oct. 31, 2016
Common Stock, Par or Stated Value Per Share $ 0.01 $ 0.01
Common Stock, Shares Authorized 39,000,000 39,000,000
Common Stock, Shares, Issued 14,367,006 14,178,226
Common Stock, Shares, Outstanding 14,367,006 14,178,226
Series B Convertible Preferred Stock [Member]    
Preferred Stock, Par or Stated Value Per Share $ 100.00 $ 100.00
Preferred Stock, Shares Authorized 50,000 50,000
Preferred Stock, Shares Issued 17,832 29,000
Preferred Stock, Shares Outstanding 17,832 29,000
Preferred Stock, Dividend Rate, Percentage 8.75% 8.75%
Series B-2 Convertible Preferred Stock [Member]    
Preferred Stock, Par or Stated Value Per Share $ 100.00 $ 100.00
Preferred Stock, Shares Authorized 10,000 10,000
Preferred Stock, Shares Issued 9,300 9,300
Preferred Stock, Shares Outstanding 9,300 9,300
Preferred Stock, Dividend Rate, Percentage 4.00% 4.00%
Temporary Equity, Liquidation Preference Per Share $ 1,000 $ 1,000
Series A Junior Participating Preferred Stock [Member]    
Preferred Stock, Par or Stated Value Per Share $ 0.01 $ 0.01
Preferred Stock, Shares Authorized 20,000 20,000
Preferred Stock, Shares Issued 0 0
Preferred Stock, Shares Outstanding 0 0