XML 41 R61.htm IDEA: XBRL DOCUMENT v2.4.0.6
Note 10 - Tangible Equity Units (Detail) (USD $)
 3 Months Ended 12 Months Ended 12 Months Ended 3 Months Ended 24 Months Ended 12 Months Ended
Oct. 31, 2012
Jul. 31, 2012
Apr. 30, 2012
Jan. 31, 2012
Oct. 31, 2011
Jul. 31, 2011
Apr. 30, 2011
Oct. 31, 2012
Oct. 31, 2011
Oct. 31, 2010
Oct. 31, 2009
Feb. 09, 2011
Oct. 31, 2011
Initial [Member]
Oct. 31, 2012
Additional [Member]
Oct. 31, 2011
Additional [Member]
Apr. 30, 2012
From Note Exchange [Member]
Common Class A [Member]
Oct. 31, 2012
From Note Exchange [Member]
Common Class A [Member]
Oct. 31, 2012
From Note Exchange [Member]
Oct. 31, 2012
Minimum [Member]
Oct. 31, 2012
Maximum [Member]
Oct. 31, 2012
Tangible Equity Units [Member]
Tangible Equity Units Issued in Period (in Shares)                         3,000,000   450,000            
Tangible Equity Units, Rate                       7.25%                 7.25%
Subordinated Debt $ 6,091,000       $ 13,323,000     $ 6,091,000 $ 13,323,000                        
Tangible Equity Units, Cash Installment Per Note (in Dollars per share) $ 0.453125             $ 0.453125                          
Tangible Equity Units, Rate Per Year 7.25%             7.25%                          
Tangible Equity Units,Stated Amount (in Dollars per share) $ 25             $ 25                          
Tangible Equity Units, Annual Interest Rate 12.072%             12.072%                          
Tangible Equity Units, Number of Shares Upon Conversion, Per Unit (in Shares)                                     4.7655 5.8140  
Prepaid Stock Purchase Contracts Issued                                         68,100,000
Tangible Equity Units, Number Converted 1,600,000             1,600,000                          
undefined (in Shares)                                 7,700,000        
Stock Issued                               3,100,000          
(Loss) gain on extinguishment of debt $ (87,033,000) $ 6,230,000 $ 27,039,000 $ 24,698,000 $ 10,563,000 $ (1,391,000) $ (1,644,000) $ (29,066,000) $ 7,528,000 $ 25,047,000 $ 41,300,000     $ 9,300,000       $ 200,000