Condensed Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) - USD ($) $ in Millions |
Jul. 31, 2018 |
Oct. 31, 2017 |
---|---|---|
Preferred stock, par value (in dollars per share) | $ 0.01 | $ 0.01 |
Preferred stock, shares authorized (in shares) | 100,000 | 100,000 |
Preferred stock, shares issued (in shares) | 5,600 | 5,600 |
Preferred stock, shares outstanding (in shares) | 5,600 | 5,600 |
Preferred stock, liquidation preference | $ 140 | $ 140 |
Common Class A [Member] | ||
Common stock, par value (in dollars per share) | $ 0.01 | $ 0.01 |
Common stock, shares authorized (in shares) | 400,000,000 | 400,000,000 |
Common stock, shares issued (in shares) | 144,523,768 | 144,046,073 |
Common stock, shares held in Treasury (in shares) | 11,760,763 | 11,760,763 |
Common Class B [Member] | ||
Common stock, par value (in dollars per share) | $ 0.01 | $ 0.01 |
Common stock, shares authorized (in shares) | 60,000,000 | 60,000,000 |
Common stock, shares issued (in shares) | 16,243,454 | 15,999,355 |
Common stock, shares held in Treasury (in shares) | 691,748 | 691,748 |