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Shareholders' Equity (Tables) | 6 Months Ended
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Jul. 31, 2023
Equity [Abstract] |
Share Repurchase Activity | Share repurchase activity under the Company’s share repurchase programs was as follows:
|  | Three Months Ended |  |  | Six Months Ended |
|  | July 31, |  |  | July 31, |
|  | 2023 |  |  | 2022 |  |  | 2023 |  |  | 2022 |
Number of common shares repurchased and subsequently retired |  |  | — |  |  |  | 2,314,347 |  |  |  | — |  |  |  | 4,736,405 |
Total cost |  | $ | — |  |  | $ | 49,964 |  |  | $ | — |  |  | $ | 112,016 |
Average cost per share, including commissions |  | $ | — |  |  | $ | 21.59 |  |  | $ | — |  |  | $ | 23.65 |

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- Definition Tabular disclosure of treasury stock, including, but not limited to, average cost per share, description of share repurchase program, shares repurchased, shares held for each class of treasury stock. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481520/505-30-50-2 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 50 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481520/505-30-50-3 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481520/505-30-50-4 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481549/505-30-45-1 + Details
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