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Note 15 - Capital Stock (Details) (USD $) | 3 Months Ended | 12 Months Ended |  |  | 0 Months Ended | 12 Months Ended | 0 Months Ended | 12 Months Ended |  |  |  |  |  | 12 Months Ended |  |  |  | 0 Months Ended | 12 Months Ended |  | 12 Months Ended |  |  | 12 Months Ended |  |  | 12 Months Ended |  |  |  | 12 Months Ended |  |
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Oct. 31, 2013 | Oct. 31, 2012 | Jul. 31, 2012 | Apr. 30, 2012 | Jan. 31, 2012 | Oct. 31, 2013 | Oct. 31, 2012 | Oct. 31, 2011 | Oct. 31, 2009 | Jul. 31, 2013 | Mar. 15, 2011 | Feb. 09, 2011 Pursuant To The Over Allotment Option Member Common Class A [Member] | Oct. 31, 2012 Common Class A [Member] The 8.625% Notes Due January 15, 2017 And The 7.25% Senior Subordinated Amorizing Notes [Member] | Apr. 11, 2012 Common Class A [Member] | Feb. 09, 2011 Common Class A [Member] | Oct. 31, 2013 Common Class A [Member] | Jul. 31, 2013 Common Class A [Member] | Mar. 12, 2013 Common Class A [Member] | Mar. 11, 2013 Common Class A [Member] | Oct. 31, 2012 Common Class A [Member] | Jul. 03, 2001 Common Class A [Member] | Oct. 31, 2013 Common Class B [Member] | Mar. 12, 2013 Common Class B [Member] | Mar. 11, 2013 Common Class B [Member] | Oct. 31, 2012 Common Class B [Member] | Jul. 12, 2005 Series A Preferred Stock [Member] | Oct. 31, 2012 The 6.25% 2016 Notes [Member] Unsecured Senior Notes Excluding Senior Amortizing Notes And Senior Exchangeable Notes [Member] | Oct. 31, 2013 The 6.25% 2016 Notes [Member] Unsecured Senior Notes Excluding Senior Amortizing Notes And Senior Exchangeable Notes [Member] | Oct. 31, 2012 The 7.5% 2016 Notes [Member] Unsecured Senior Notes Excluding Senior Amortizing Notes And Senior Exchangeable Notes [Member] | Oct. 31, 2013 The 7.5% 2016 Notes [Member] Unsecured Senior Notes Excluding Senior Amortizing Notes And Senior Exchangeable Notes [Member] | Oct. 31, 2012 The 7.5% 2016 Notes [Member] Senior Notes [Member] | Oct. 31, 2012 The 8.625% 2017 Notes [Member] Unsecured Senior Notes Excluding Senior Amortizing Notes And Senior Exchangeable Notes [Member] | Oct. 31, 2013 The 8.625% 2017 Notes [Member] Unsecured Senior Notes Excluding Senior Amortizing Notes And Senior Exchangeable Notes [Member] | Oct. 31, 2012 The 12.072% Notes [Member] Senior Subordinated Amortizing Notes [Member] | Oct. 31, 2012 The 8.625% Notes Due January 15, 2017 And The 7.25% Senior Subordinated Amorizing Notes [Member] | Oct. 31, 2013 The 11.875% 2015 Notes [Member] Unsecured Senior Notes Excluding Senior Amortizing Notes And Senior Exchangeable Notes [Member] | Oct. 31, 2012 The 11.875% 2015 Notes [Member] Unsecured Senior Notes Excluding Senior Amortizing Notes And Senior Exchangeable Notes [Member] | Oct. 31, 2012 The 11.875% 2015 Notes [Member] | Feb. 09, 2011 The 11.875% 2015 Notes [Member] | Feb. 09, 2011 Tangible Equity Units [Member] | Oct. 31, 2012 Unsecured Senior Notes Excluding Senior Amortizing Notes And Senior Exchangeable Notes [Member] | Apr. 11, 2012 Unsecured Senior Notes Excluding Senior Amortizing Notes And Senior Exchangeable Notes [Member] | Jul. 31, 2013 Minimum [Member]
Note 15 - Capital Stock (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Stock Voting Rights Votes Per Share Number |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1 |  |  |  |  |  | 10 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Stock Dividends, Percent of Increase from Class A to Class B | 110.00% |  |  |  |  | 110.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Stock, Shares Authorized (in Shares) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 400,000,000 |  | 400,000,000 | 200,000,000 | 400,000,000 |  | 60,000,000 | 60,000,000 | 30,000,000 | 60,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Stock, Par or Stated Value Per Share (in Dollars per share) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 0.01 |  |  | $ 0.01 | $ 0.01 |  | $ 0.01 |  | $ 0.01 | $ 0.01 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock Issued During Period, Shares, New Issues (in Shares) |  |  |  |  |  |  |  |  |  |  |  | 1,762,500 |  | 25,000,000 | 13,512,500 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Price (in Dollars per share) |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 2.00 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from Issuance or Sale of Equity (in Dollars) |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 47,300,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, Repurchased Face Amount (in Dollars) |  | 33,200,000 |  |  |  |  | 33,200,000 |  |  |  | 60,100,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 21,000,000 |  | 61,100,000 |  | 4,000,000 | 37,400,000 |  | 3,100,000 |  |  |  | 2,000,000 |  |  |  | 75,400,000 |
Stock Issued During Period, Shares, Other (in Shares) |  |  |  |  |  |  |  |  |  |  |  |  | 8,443,713 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument Exchanged Face Amount (in Dollars) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 7,800,000 |  | 4,000,000 |  |  | 18,300,000 |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 6.25% | 6.25% | 7.50% | 7.50% | 7.50% | 8.625% | 8.625% |  |  | 11.875% | 11.875% |  | 11.875% | 7.25% |  |  |
Tangible Equity Units, Annual Interest Rate |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 12.072% |  |  |  |  |  |  |  |  |
Gains (Losses) on Extinguishment of Debt (in Dollars) | (760,000) | (87,033,000) | 6,230,000 | 27,039,000 | 24,698,000 | (760,000) | (29,066,000) | 7,528,000 | 41,300,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 9,500,000 |  |  |  |  |  | 48,400,000 |  |
Sale of Stock, Price Per Share (in Dollars per share) |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 4.30 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Shareholder Ownership Percentage |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4.90% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5.00%
Shareholder Ownership, Percentage of Increase |  |  |  |  |  |  |  |  |  | 50.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of Rights |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Shareholder, Percent of Stock Acquired |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4.90% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
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 (in Shares) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock Repurchase Program, Remaining Authorized Repurchase Amount (in Dollars) |  |  |  |  |  | 500,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred Stock, Shares Issued (in Shares) | 5,600 | 5,600 |  |  |  | 5,600 | 5,600 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5,600 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred Stock, Dividend Rate, Percentage |  |  |  |  |  | 7.625% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 7.625% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred Stock, Liquidation Preference Per Share (in Dollars per share) | $ 140,000 | $ 140,000 |  |  |  | $ 140,000 | $ 140,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 25,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Defined Benefit Plan, Contributions by Employer (in Dollars) |  |  |  |  |  | $ 600,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

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