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Note 11 - Senior Secured, Senior, Senior Amortizing, Senior Exchangeable and Senior Subordinated Amortizing Notes (Details) (USD $)
9 Months Ended 0 Months Ended 0 Months Ended 9 Months Ended
Jul. 31, 2014
Feb. 15, 2014
Jan. 10, 2014
Debt Instrument, Redemption, Period One [Member]
Redemption With Net Cash Proceeds From Certain Equity Offerings [Member]
Senior Notes [Member]
The 7.0% 2019 Notes [Member]
Jan. 10, 2014
Debt Instrument, Redemption, Period One [Member]
Senior Notes [Member]
The 7.0% 2019 Notes [Member]
Jan. 10, 2014
Debt Instrument, Redemption, Period One [Member]
Senior Notes [Member]
The 7.0% 2019 Notes [Member]
Maximum [Member]
Jan. 10, 2014
Debt Instrument, Redemption, Period Two [Member]
Senior Notes [Member]
The 7.0% 2019 Notes [Member]
Jan. 10, 2014
Debt Instrument, Redemption, Period Three [Member]
Senior Notes [Member]
The 7.0% 2019 Notes [Member]
Jan. 10, 2014
Debt Instrument, Redemption, Period Four [Member]
Senior Notes [Member]
The 7.0% 2019 Notes [Member]
Jul. 31, 2014
Senior Secured Notes [Member]
The 5.0% 2021 Notes [Member]
Oct. 31, 2013
Senior Secured Notes [Member]
The 5.0% 2021 Notes [Member]
Jul. 31, 2014
Senior Secured Notes [Member]
The 2.0% 2021 Notes [Member]
Oct. 31, 2013
Senior Secured Notes [Member]
The 2.0% 2021 Notes [Member]
Jul. 31, 2014
Senior Secured Notes [Member]
The 7.25% 2020 Notes [Member]
Oct. 31, 2013
Senior Secured Notes [Member]
The 7.25% 2020 Notes [Member]
Jul. 31, 2014
Senior Secured Notes [Member]
The 9.125% 2020 Notes [Member]
Oct. 31, 2013
Senior Secured Notes [Member]
The 9.125% 2020 Notes [Member]
Jul. 31, 2014
Senior Secured Notes [Member]
The 7.25% 2020 Notes and 9.125% 2020 Notes [Member]
Letter of Credit [Member]
Jul. 31, 2014
Senior Secured Notes [Member]
The 7.25% 2020 Notes and 9.125% 2020 Notes [Member]
Jul. 31, 2014
Senior Secured Notes [Member]
The 2.0% 2021 Notes Member and 5.0% 2021 Notes [Member]
Secured Group [Member]
Jul. 31, 2014
Senior Secured Notes [Member]
The 2.0% 2021 Notes Member and 5.0% 2021 Notes [Member]
Jan. 10, 2014
Senior Notes [Member]
The 7.0% 2019 Notes [Member]
Jan. 10, 2014
Senior Notes [Member]
The 7.0% 2019 Notes [Member]
Jul. 31, 2014
Senior Notes [Member]
The 6.25% 2015 Notes [Member]
Feb. 09, 2014
Senior Notes [Member]
The 6.25% 2015 Notes [Member]
Jul. 31, 2014
Senior Notes [Member]
Note 11 - Senior Secured, Senior, Senior Amortizing, Senior Exchangeable and Senior Subordinated Amortizing Notes (Details) [Line Items]                                                  
Debt Instrument, Interest Rate, Stated Percentage   7.25%             5.00% 5.00% 2.00% 2.00% 7.25% 7.25% 9.125% 9.125%           7.00%   6.25%  
Debt Covenant Fixed Charge Coverage Ratio Minimum 2.0                                                
Preferred Stock, Dividend Rate, Percentage 7.625%                                                
Debt Collateral (in Dollars)                                   $ 651,500,000   $ 118,200,000         $ 73,600,000
Cash Collateral for Borrowed Securities (in Dollars)                                 5,600,000 108,600,000              
Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures (in Dollars)                                     55,800,000            
Debt Instrument, Face Amount (in Dollars)                                           150,000,000      
Proceeds from Issuance of Long-term Debt (in Dollars)                                         147,800,000        
Debt Instrument, Redemption Price, Percentage     107.00% 100.00%   103.50% 101.75% 100.00%                                  
Debt Instrument, Redemption Price, Percentage of Principal Amount Redeemed         35.00%                                        
Debt Instrument, Repurchased Face Amount (in Dollars)                                               21,400,000  
Gains (Losses) on Extinguishment of Debt (in Dollars) $ (1,155,000)                                           $ (1,200,000)