Note 12 - Per Share Calculation (Details Textual) - shares shares in Thousands |
3 Months Ended | 6 Months Ended | ||
---|---|---|---|---|
Apr. 30, 2017 |
Apr. 30, 2016 |
Apr. 30, 2017 |
Apr. 30, 2016 |
|
Exchangeable Note Unit Rate Stated Percentage | 6.00% | 6.00% | ||
Non Vested Stock and Outstanding Options [Member] | ||||
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount | 0 | 0 | 0 | 0 |
Convertible Debt Securities [Member] | ||||
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount | 10,000 | 15,200 | 10,100 | 15,200 |
Out of the Money Stock Options [Member] | ||||
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount | 4,700 | 6,400 | 4,700 | 6,400 |