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Note 12 - Senior Notes and Credit Facilities (Details Textual) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 6 Months Ended
Dec. 10, 2019
Apr. 30, 2021
Apr. 30, 2020
Apr. 30, 2021
Apr. 30, 2020
Oct. 31, 2020
Mar. 25, 2020
Jan. 31, 2020
Oct. 31, 2019
Debt Covenant Fixed Charge Coverage Ratio Minimum   2.0   2.0          
Secured Debt Leverage Ratio   4.0   4.0          
Long-term Debt, Gross   $ 1,435,749   $ 1,435,749   $ 1,435,749      
Gain (Loss) on Extinguishment of Debt, Total   0 $ (174) 0 $ 9,282        
Senior Secured Notes [Member]                  
Long-term Debt, Gross   $ 1,133,990   $ 1,133,990   1,133,990      
Senior Secured Notes [Member] | The 10.0% 2022 Notes [Member]                  
Debt Instrument, Interest Rate, Stated Percentage   10.00%   10.00%          
The Secured Credit Facility, the New Secured Notes, and the Second Lien Notes [Member] | Cash and Cash Equivalents Collateral [Member]                  
Debt Instrument, Collateral Amount   $ 218,800   $ 218,800          
The Secured Credit Facility, the New Secured Notes, and the Second Lien Notes [Member] | Restricted Cash [Member]                  
Debt Instrument, Collateral Amount   9,500   9,500          
The Secured Credit Facility, the New Secured Notes, and the Second Lien Notes [Member] | Real Property [Member]                  
Debt Instrument, Collateral Amount   495,400   495,400          
The Secured Credit Facility, the New Secured Notes, and the Second Lien Notes [Member] | Equity Interests in Joint Venture Holding Companies Collateral [Member]                  
Debt Instrument, Collateral Amount   172,200   $ 172,200          
Series A Preferred Stock [Member]                  
Preferred Stock, Dividend Rate, Percentage       7.625%          
Senior Secured Revolving Credit Facility [Member]                  
Debt Instrument, Interest Rate, Stated Percentage                 7.75%
Line of Credit Facility, Maximum Borrowing Capacity   125,000   $ 125,000         $ 125,000
Stand-alone Cash Collateralized Letter of Credit Agreements and Facilities [Member]                  
Letters of Credit Outstanding, Amount   9,300   9,300   11,300      
Stand-alone Cash Collateralized Letter of Credit Agreements and Facilities [Member] | Restricted Cash [Member]                  
Debt Instrument, Collateral Amount   9,500   9,500   $ 11,600      
The 8.0% Senior Notes Due 2027 [Member]                  
Debt Instrument, Face Amount   $ 26,000   $ 26,000          
Debt Instrument, Interest Rate, Stated Percentage   8.00%   8.00%          
The 10.0% Senior Secured 1.75 Lien Notes due 2025 [Member] | Debt Instrument, Redemption, Period One [Member]                  
Debt Instrument, Redemption Price, Percentage 100.00%                
The 10.0% Senior Secured 1.75 Lien Notes due 2025 [Member] | Debt Instrument, Redemption, Period One [Member] | Redemption with Net Cash Proceeds from Certain Equity Offerings [Member]                  
Debt Instrument, Redemption Price, Percentage 110.00%                
Debt Instrument, Redemption Price, Percentage of Principal Amount Redeemed 35.00%                
The 10.0% Senior Secured 1.75 Lien Notes due 2025 [Member] | Debt Instrument, Redemption, Period Two [Member]                  
Debt Instrument, Redemption Price, Percentage 105.00%                
The 10.0% Senior Secured 1.75 Lien Notes due 2025 [Member] | Debt Instrument, Redemption, Period Three [Member]                  
Debt Instrument, Redemption Price, Percentage 102.50%                
The 10.0% Senior Secured 1.75 Lien Notes due 2025 [Member] | Debt Instrument, Redemption, Period Four [Member]                  
Debt Instrument, Redemption Price, Percentage 100.00%                
The 10.0% Senior Secured 1.75 Lien Notes due 2025 [Member] | Senior Secured Notes [Member]                  
Debt Instrument, Face Amount $ 158,500             $ 158,500  
Debt Instrument, Interest Rate, Stated Percentage 10.00% 10.00%   10.00%   10.00%   10.00%  
Long-term Debt, Gross   $ 158,502   $ 158,502   $ 158,502      
The 10.0% 2022 Notes [Member] | Senior Secured Notes [Member]                  
Debt Instrument, Interest Rate, Stated Percentage 10.00% 10.00% 10.00% 10.00% 10.00% 10.00%   10.00%  
Debt Instrument Exchanged, Face Amount $ 23,200             $ 23,200  
Long-term Debt, Gross   $ 111,214   $ 111,214   $ 111,214      
Debt Instrument, Exchange, Amount Issued     $ 59,100   $ 59,100        
The 10.0% 2022 Notes [Member] | Senior Secured Notes [Member] | Debt Instrument, Redemption, Period One [Member]                  
Debt Instrument, Redemption Price, Percentage       102.50%          
The 10.0% 2022 Notes [Member] | Senior Secured Notes [Member] | Debt Instrument, Redemption, Period Two [Member]                  
Debt Instrument, Redemption Price, Percentage       100.00%          
The 10.5% 2024 Notes [Member]                  
Debt Instrument, Interest Rate, Stated Percentage   10.50%   10.50%          
The 10.5% 2024 Notes [Member] | Senior Secured Notes [Member]                  
Debt Instrument, Interest Rate, Stated Percentage 10.50% 10.50%   10.50%   10.50%   10.50%  
Debt Instrument Exchanged, Face Amount $ 141,700             $ 141,700  
Long-term Debt, Gross   $ 69,683   $ 69,683   $ 69,683      
The 10.5% 2024 Notes [Member] | Senior Secured Notes [Member] | Debt Instrument, Redemption, Period One [Member]                  
Debt Instrument, Redemption Price, Percentage       105.25%          
The 10.5% 2024 Notes [Member] | Senior Secured Notes [Member] | Debt Instrument, Redemption, Period Two [Member]                  
Debt Instrument, Redemption Price, Percentage       102.625%          
The 10.5% 2024 Notes [Member] | Senior Secured Notes [Member] | Debt Instrument, Redemption, Period Three [Member]                  
Debt Instrument, Redemption Price, Percentage       100.00%          
Senior Unsecured Term Loan Credit Facility [Member]                  
Debt Instrument Exchanged, Face Amount 163,000             163,000  
The 10.0% Senior Secured 1.75 Lien Term Loans Due 2028 [Member]                  
Debt Instrument, Face Amount $ 81,500             $ 81,500  
Gain (Loss) on Extinguishment of Debt, Total     $ 200   $ 9,300        
Gain (Loss) on Extinguishment of Debt, Per Share, Excluding Taxes (in dollars per share)         $ 1.51        
The 10.0% Senior Secured 1.75 Lien Term Loans Due 2028 [Member] | Debt Instrument, Redemption, Period One [Member]                  
Debt Instrument, Redemption Price, Percentage 100.00%                
The 10.0% Senior Secured 1.75 Lien Term Loans Due 2028 [Member] | Debt Instrument, Redemption, Period Two [Member]                  
Debt Instrument, Redemption Price, Percentage 105.00%                
The 10.0% Senior Secured 1.75 Lien Term Loans Due 2028 [Member] | Debt Instrument, Redemption, Period Three [Member]                  
Debt Instrument, Redemption Price, Percentage 102.50%                
The 10.0% Senior Secured 1.75 Lien Term Loans Due 2028 [Member] | Debt Instrument, Redemption, Period Four [Member]                  
Debt Instrument, Redemption Price, Percentage 100.00%                
First Lien Notes [Member]                  
Long-term Debt, Gross $ 164,900                
Secured Term Loan Facility [Member]                  
Long-term Debt, Gross $ 148,800                
The 11.25% Senior Secured 1.5 Lien Notes due February 15, 2026 [Member]                  
Debt Instrument, Interest Rate, Stated Percentage   11.25% 11.25% 11.25% 11.25%        
Long-term Debt, Gross   $ 103,100   $ 103,100     $ 162,300    
Debt Instrument, Exchange, Amount Issued     $ 59,100   $ 59,100   $ 59,100    
Debt Instrument, Maximum Secured Amount   $ 162,300   $ 162,300          
The 11.25% Senior Secured 1.5 Lien Notes due February 15, 2026 [Member] | Senior Secured Notes [Member]                  
Debt Instrument, Interest Rate, Stated Percentage   11.25%   11.25%   11.25%      
Long-term Debt, Gross   $ 162,269   $ 162,269   $ 162,269      
The 11.25% Senior Secured 1.5 Lien Notes due February 15, 2026 [Member] | Senior Secured Notes [Member] | Debt Instrument, Redemption, Period One [Member]                  
Debt Instrument, Redemption Price, Percentage       100.00%          
The 7.75% Senior Secured 1.125 Lien Notes due February 15, 2026 [Member] | Senior Secured Notes [Member]                  
Debt Instrument, Interest Rate, Stated Percentage   7.75%   7.75%   7.75%      
Long-term Debt, Gross   $ 350,000   $ 350,000   $ 350,000      
The 7.75% Senior Secured 1.125 Lien Notes due February 15, 2026 [Member] | Senior Secured Notes [Member] | Redemption with Net Cash Proceeds from Certain Equity Offerings [Member]                  
Debt Instrument, Redemption Price, Percentage of Principal Amount Redeemed       35.00%          
The 7.75% Senior Secured 1.125 Lien Notes due February 15, 2026 [Member] | Senior Secured Notes [Member] | Debt Instrument, Redemption, Period One [Member]                  
Debt Instrument, Redemption Price, Percentage       100.00%          
The 7.75% Senior Secured 1.125 Lien Notes due February 15, 2026 [Member] | Senior Secured Notes [Member] | Debt Instrument, Redemption, Period One [Member] | Redemption with Net Cash Proceeds from Certain Equity Offerings [Member]                  
Debt Instrument, Redemption Price, Percentage       107.75%          
The 7.75% Senior Secured 1.125 Lien Notes due February 15, 2026 [Member] | Senior Secured Notes [Member] | Debt Instrument, Redemption, Period Two [Member] | Redemption with Net Cash Proceeds from Certain Equity Offerings [Member]                  
Debt Instrument, Redemption Price, Percentage       103.875%          
The 7.75% Senior Secured 1.125 Lien Notes due February 15, 2026 [Member] | Senior Secured Notes [Member] | Debt Instrument, Redemption, Period Three [Member] | Redemption with Net Cash Proceeds from Certain Equity Offerings [Member]                  
Debt Instrument, Redemption Price, Percentage       101.937%          
The 7.75% Senior Secured 1.125 Lien Notes due February 15, 2026 [Member] | Senior Secured Notes [Member] | Debt Instrument, Redemption, Period Four [Member] | Redemption with Net Cash Proceeds from Certain Equity Offerings [Member]                  
Debt Instrument, Redemption Price, Percentage       100.00%          
The 10.5% Senior Secured 1.25 Lien Notes due February 15, 2026 [Member] | Senior Secured Notes [Member]                  
Debt Instrument, Interest Rate, Stated Percentage   10.50%   10.50%   10.50%      
Long-term Debt, Gross   $ 282,322   $ 282,322   $ 282,322      
The 10.5% Senior Secured 1.25 Lien Notes due February 15, 2026 [Member] | Senior Secured Notes [Member] | Redemption with Net Cash Proceeds from Certain Equity Offerings [Member]                  
Debt Instrument, Redemption Price, Percentage of Principal Amount Redeemed       35.00%          
The 10.5% Senior Secured 1.25 Lien Notes due February 15, 2026 [Member] | Senior Secured Notes [Member] | Debt Instrument, Redemption, Period One [Member]                  
Debt Instrument, Redemption Price, Percentage       100.00%          
The 10.5% Senior Secured 1.25 Lien Notes due February 15, 2026 [Member] | Senior Secured Notes [Member] | Debt Instrument, Redemption, Period One [Member] | Redemption with Net Cash Proceeds from Certain Equity Offerings [Member]                  
Debt Instrument, Redemption Price, Percentage       110.50%          
The 10.5% Senior Secured 1.25 Lien Notes due February 15, 2026 [Member] | Senior Secured Notes [Member] | Debt Instrument, Redemption, Period Two [Member] | Redemption with Net Cash Proceeds from Certain Equity Offerings [Member]                  
Debt Instrument, Redemption Price, Percentage       105.25%          
The 10.5% Senior Secured 1.25 Lien Notes due February 15, 2026 [Member] | Senior Secured Notes [Member] | Debt Instrument, Redemption, Period Three [Member] | Redemption with Net Cash Proceeds from Certain Equity Offerings [Member]                  
Debt Instrument, Redemption Price, Percentage       102.625%          
The 10.5% Senior Secured 1.25 Lien Notes due February 15, 2026 [Member] | Senior Secured Notes [Member] | Debt Instrument, Redemption, Period Four [Member] | Redemption with Net Cash Proceeds from Certain Equity Offerings [Member]                  
Debt Instrument, Redemption Price, Percentage       100.00%          
The 13.5% Senior Notes Due 2026 [Member]                  
Debt Instrument, Interest Rate, Stated Percentage   13.50%   13.50%          
The 13.5% Senior Notes Due 2026 [Member] | Unsecured Senior Notes [Member] | Debt Instrument, Redemption, Period One [Member]                  
Debt Instrument, Redemption Price, Percentage       100.00%          
The 13.5% Senior Notes Due 2026 [Member] | Unsecured Senior Notes [Member] | Debt Instrument, Redemption, Period Two [Member]                  
Debt Instrument, Redemption Price, Percentage       100.00%          
The 5.0% Senior Notes due 2040 [Member]                  
Debt Instrument, Interest Rate, Stated Percentage   5.00%   5.00%          
The 5.0% Senior Notes due 2040 [Member] | Unsecured Senior Notes [Member] | Debt Instrument, Redemption, Period One [Member]                  
Debt Instrument, Redemption Price, Percentage       100.00%