XML 68 R56.htm IDEA: XBRL DOCUMENT v3.19.1
Note 14 - Common Stock (Details Textual)
shares in Thousands
3 Months Ended 6 Months Ended
Mar. 29, 2019
$ / shares
shares
Apr. 30, 2019
$ / shares
shares
Apr. 30, 2019
$ / shares
shares
Oct. 31, 2018
$ / shares
Dec. 05, 2008
Aug. 15, 2008
Aug. 04, 2008
Jul. 03, 2001
shares
Common Stock Dividends Percent of Increase from Class A to Class B   110.00% 110.00%          
Conversion of Stock From Class B to Class A Conversion Ratio     1          
Shareholder Ownership Percentage of Increase             50.00%  
Minimum [Member]                
Shareholder Ownership Percentage             5.00%  
Reverse Stock Split [Member]                
Stockholders' Equity Note, Stock Split, Conversion Ratio 25              
Number of Fractional Shares Issued 0              
Common Class A [Member]                
Common Stock Voting Rights Votes per Share Number     1          
Common Stock, Par or Stated Value Per Share | $ / shares $ 0.01 $ 0.01 $ 0.01 $ 0.01        
Shareholder Ownership Percentage           4.90% 4.90%  
Number of Rights           1    
Shareholders Pre Existing Ownership Percentage         5.00%      
Shareholders Current Ownership Percentage         5.00%      
Shareholders Ownership Percentage on Transfers         5.00%      
Shareholders Ownership Percentage Threshold         5.00%      
Stock Repurchase Program, Number of Shares Authorized to be Repurchased               200
Stock Repurchased During Period, Shares   0 0          
Stock Repurchase Program, Remaining Number of Shares Authorized to be Repurchased   22 22          
Common Class A [Member] | Reverse Stock Split [Member]                
Stockholders' Equity Note, Stock Split, Conversion Ratio 25              
Common Class B [Member]                
Common Stock Voting Rights Votes per Share Number     10          
Common Stock, Par or Stated Value Per Share | $ / shares $ 0.01 $ 0.01 $ 0.01 $ 0.01        
Common Class B [Member] | Reverse Stock Split [Member]                
Stockholders' Equity Note, Stock Split, Conversion Ratio 25