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Note 23 - Financial Information of Subsidiary Issuer and Subsidiary Guarantors (Details) - Condensed Consolidating Financial Statements - Statements of Cash Flows (USD $)
In Thousands, unless otherwise specified
 9 Months Ended
Jul. 31, 2014
Jul. 31, 2013
Cash flows from operating activities:    
Net income (loss) $ (15,320) $ (1,524)
Adjustments to reconcile net (loss) income to net cash (used in) provided by operating activities (244,223) (45,873)
Net cash provided by (used in) operating activities (259,543) (47,397)
Net cash provided by (used in) investing activities (9,315) 18,776
Net cash provided by (used in) financing activities 123,375 (17,353)
Net (decrease) increase in cash (145,483) (45,974)
Cash balance, beginning of period 329,204 273,232
Cash balance, end of period 183,721 227,258
Consolidation, Eliminations [Member]
    
Cash flows from operating activities:    
Net income (loss) 13,316 8,318
Adjustments to reconcile net (loss) income to net cash (used in) provided by operating activities (13,316) (8,318)
Parent Company [Member]
    
Cash flows from operating activities:    
Net income (loss) (15,320) (1,524)
Adjustments to reconcile net (loss) income to net cash (used in) provided by operating activities 2,080 20,418
Net cash provided by (used in) operating activities (13,240) 18,894
Intercompany investing and financing activities – net 13,240 (18,894)
Subsidiary Issuer [Member]
    
Cash flows from operating activities:    
Net income (loss) (61,695) (832,711)
Adjustments to reconcile net (loss) income to net cash (used in) provided by operating activities 6,913 789,831
Net cash provided by (used in) operating activities (54,782) (42,880)
Net cash provided by (used in) investing activities   298
Net cash provided by (used in) financing activities 118,599 (5,460)
Intercompany investing and financing activities – net (207,001) 6,404
Net (decrease) increase in cash (143,184) (41,638)
Cash balance, beginning of period 243,470 197,097
Cash balance, end of period 100,286 155,459
Guarantor Subsidiaries [Member]
    
Cash flows from operating activities:    
Net income (loss) 1,959 776,613
Adjustments to reconcile net (loss) income to net cash (used in) provided by operating activities (251,746) (842,439)
Net cash provided by (used in) operating activities (249,787) (65,826)
Net cash provided by (used in) investing activities (1,009) 12,357
Net cash provided by (used in) financing activities 45,442 48,090
Intercompany investing and financing activities – net 206,190 1,009
Net (decrease) increase in cash 836 (4,370)
Cash balance, beginning of period (6,479) (2,017)
Cash balance, end of period (5,643) (6,387)
Non-Guarantor Subsidiaries [Member]
    
Cash flows from operating activities:    
Net income (loss) 46,420 47,780
Adjustments to reconcile net (loss) income to net cash (used in) provided by operating activities 11,846 (5,365)
Net cash provided by (used in) operating activities 58,266 42,415
Net cash provided by (used in) investing activities (8,306) 6,121
Net cash provided by (used in) financing activities (40,666) (59,983)
Intercompany investing and financing activities – net (12,429) 11,481
Net (decrease) increase in cash (3,135) 34
Cash balance, beginning of period 92,213 78,152
Cash balance, end of period $ 89,078 $ 78,186