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Note 22 - Unaudited Summarized Consolidated Quarterly Information - Summarized Quarterly Financial Information (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands | 3 Months Ended | 12 Months Ended | 36 Months Ended
--- | --- | --- | ---
Oct. 31, 2020 | Jul. 31, 2020 | Apr. 30, 2020 | Jan. 31, 2020 | Oct. 31, 2019 | Jul. 31, 2019 | Apr. 30, 2019 | Jan. 31, 2019 | Oct. 31, 2020 | Oct. 31, 2019 | Oct. 31, 2018 | Oct. 31, 2020
Revenues | $ 683,358 | $ 628,136 | $ 538,351 | $ 494,056 | $ 713,590 | $ 482,041 | $ 440,691 | $ 380,594 | $ 2,343,901 | $ 2,016,916 | $ 1,991,233 |
Expenses | 641,449 | 619,269 | 539,209 | 509,660 | 677,429 | 491,412 | 461,393 | 406,558 |  |  |  |
Inventory impairment and land option write-offs | 2,611 | 2,364 | 1,010 | 2,828 | 2,687 | 1,435 | 1,462 | 704 | 8,813 | 6,288 | 3,501 |
Gain (loss) on extinguishment of debt | 0 | 4,055 | (174) | 9,456 | (42,436) | 0 | 0 | 0 | 13,337 | (42,436) | (7,536) |
Income from unconsolidated joint ventures | 3,146 | 5,658 | 6,221 | 1,540 | 8,376 | 3,742 | 7,252 | 9,562 | 16,565 | 28,932 | 24,033 |
Income (loss) before income taxes | 42,444 | 16,216 | 4,179 | (7,436) | (586) | (7,064) | (14,912) | (17,106) | 55,403 | (39,668) | 8,146 | $ 23,800
State and federal income tax provision | 1,810 | 853 | 100 | 1,712 | 1,221 | 537 | 345 | 346 | 4,475 | 2,449 | 3,626 |
Net income (loss) | $ 40,634 | $ 15,363 | $ 4,079 | $ (9,148) | $ (1,807) | $ (7,601) | $ (15,257) | $ (17,452) | $ 50,928 | $ (42,117) | $ 4,520 |
Net income (loss) per common share (in dollars per share) | $ 5.97 | $ 2.27 | $ 0.63 | $ (1.49) | $ (0.30) | $ (1.27) | $ (2.56) | $ (2.93) | $ 7.48 | $ (7.06) | $ 0.73 |
Weighted-average number of common shares outstanding (in shares) | 6,221 | 6,201 | 6,172 | 6,161 |  |  |  |  |  |  |  |
Net income (loss) per common share (in dollars per share) | $ 5.54 | $ 2.16 | $ 0.60 | $ (1.49) |  |  |  |  | $ 7.03 | $ (7.06) | $ 0.72 |
Weighted-average number of common shares outstanding (in shares) | 6,699 | 6,518 | 6,432 | 6,161 |  |  |  |  | 6,584 | 5,968 | 6,072 |
Weighted-average number of common shares outstanding (in shares) |  |  |  |  | 5,982 | 5,971 | 5,962 | 5,958 | 6,189 | 5,968 | 5,941 |

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