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Note 15 - Share-Based Compensation Plans (Tables) | 12 Months Ended
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Oct. 31, 2022
Notes Tables |
Share-Based Payment Arrangement, Option, Activity [Table Text Block] |
|  | October 31, |  |  | Weighted-Average |
|  | 2022 |  |  | Exercise Price |
Stock options outstanding at beginning of period |  |  | 206,234 |  |  | $ | 51.67 |
Granted |  |  | - |  |  | $ | - |
Exercised |  |  | (9,575 | ) |  | $ | 51.50 |
Forfeited |  |  | - |  |  | $ | - |
Expired |  |  | (30,100 | ) |  | $ | 71.97 |
Stock options outstanding at end of period |  |  | 166,559 |  |  | $ | 48.02 |
Stock options exercisable at end of period |  |  | 127,780 |  |  |  |  |
Share-Based Payment Arrangement, Option, Exercise Price Range [Table Text Block] |
|  |  |  |  |  |  |  |  |  | Weighted- |
|  |  |  |  |  |  |  |  |  | Average |
|  |  |  |  |  | Weighted- |  |  | Remaining |
|  | Number |  |  | Average |  |  | Contractual |
Range of Exercise Prices |  | Outstanding |  |  | Exercise Price |  |  | Life |
$7.85 – $38.75 |  |  | 73,174 |  |  | $ | 9.54 |  |  |  | 6.62 |
$42.50 – $63.75 |  |  | 67,439 |  |  | $ | 54.16 |  |  |  | 4.56 |
$66.75 – $100.25 |  |  | 1,700 |  |  | $ | 66.75 |  |  |  | 2.61 |
$110.25 – $157.00 |  |  | 24,246 |  |  | $ | 145.73 |  |  |  | 0.86 |
|  |  | 166,559 |  |  | $ | 48.02 |  |  |  | 4.90 |
|  |  |  |  |  |  |  |  |  | Weighted- |
|  |  |  |  |  |  |  |  |  | Average |
|  |  |  |  |  | Weighted- |  |  | Remaining |
|  | Number |  |  | Average |  |  | Contractual |
Range of Exercise Prices |  | Exercisable |  |  | Exercise Price |  |  | Life |
$7.85 – $38.75 |  |  | 36,578 |  |  | $ | 9.58 |  |  |  | 6.62 |
$42.50 – $63.75 |  |  | 65,256 |  |  | $ | 54.34 |  |  |  | 4.52 |
$66.75 – $100.25 |  |  | 1,700 |  |  | $ | 66.75 |  |  |  | 2.61 |
$110.25 – $157.00 |  |  | 24,246 |  |  | $ | 145.73 |  |  |  | 0.86 |
|  |  | 127,780 |  |  | $ | 59.03 |  |  |  | 4.40 |
Schedule of Nonvested Share Activity [Table Text Block] |
|  | October 31, |  |  | Weighted-Average Grant Date |
|  | 2022 |  |  | Fair Value |
Nonvested time-based at beginning of period |  |  | 229,924 |  |  | $ | 26.51 |
Granted |  |  | 63,159 |  |  | $ | 50.14 |
Vested (1) |  |  | (113,684 | ) |  | $ | 23.51 |
Forfeited |  |  | (3,762 | ) |  | $ | 39.49 |
Nonvested time-based at end of period |  |  | 175,637 |  |  | $ | 33.43 |
|  | October 31, |  |  | Weighted-Average Grant Date |
|  | 2022 |  |  | Fair Value |
Nonvested performance-based at beginning of period |  |  | 350,983 |  |  | $ | 35.60 |
Granted |  |  | 335,794 |  |  | $ | 42.91 |
Vested (1) |  |  | (179,265 | ) |  | $ | 29.36 |
Forfeited |  |  | (355 | ) |  | $ | 73.50 |
Nonvested performance-based at end of period |  |  | 507,157 |  |  | $ | 41.14 |

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- Definition Tabular disclosure of the changes in outstanding nonvested shares. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of option exercise prices, by grouped ranges, including the upper and lower limits of the price range, the number of shares under option, weighted average exercise price and remaining contractual option terms. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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