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Equity Awards - Stock Options Outstanding (Detail) | 12 Months Ended
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Mar. 31, 2025 $ / shares shares
Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range [Line Items] |
Options Outstanding, Number of Shares Outstanding | shares | 184,233
Options Outstanding, Weighted-Average Remaining Contractual Life (in years) | 5 years 3 months 10 days
Options Outstanding, Weighted-Average Exercise Price | $ 95.75
Options Exercisable , Number of Shares Outstanding | shares | 162,740
Options Exercisable, Weighted-Average Exercise Price | $ 87.22
$59.32 - $81.28 [Member] |
Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range [Line Items] |
Range of Exercise Prices, Lower Range | 59.32
Range of Exercise Prices, Upper Range | $ 81.28
Options Outstanding, Number of Shares Outstanding | shares | 88,060
Options Outstanding, Weighted-Average Remaining Contractual Life (in years) | 4 years 6 months 14 days
Options Outstanding, Weighted-Average Exercise Price | $ 63.01
Options Exercisable , Number of Shares Outstanding | shares | 88,060
Options Exercisable, Weighted-Average Exercise Price | $ 63.01
$91.21 - $100.88 [Member] |
Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range [Line Items] |
Range of Exercise Prices, Lower Range | 91.21
Range of Exercise Prices, Upper Range | $ 100.88
Options Outstanding, Number of Shares Outstanding | shares | 32,852
Options Outstanding, Weighted-Average Remaining Contractual Life (in years) | 3 years 3 months 7 days
Options Outstanding, Weighted-Average Exercise Price | $ 94.95
Options Exercisable , Number of Shares Outstanding | shares | 32,852
Options Exercisable, Weighted-Average Exercise Price | $ 94.95
$118.27 - $139.25 [Member] |
Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range [Line Items] |
Range of Exercise Prices, Lower Range | 118.27
Range of Exercise Prices, Upper Range | $ 139.25
Options Outstanding, Number of Shares Outstanding | shares | 48,931
Options Outstanding, Weighted-Average Remaining Contractual Life (in years) | 7 years 1 month 9 days
Options Outstanding, Weighted-Average Exercise Price | $ 126.59
Options Exercisable , Number of Shares Outstanding | shares | 35,272
Options Exercisable, Weighted-Average Exercise Price | $ 127.06
$143.09 - $261.76 [Member] |
Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range [Line Items] |
Range of Exercise Prices, Lower Range | 143.09
Range of Exercise Prices, Upper Range | $ 261.76
Options Outstanding, Number of Shares Outstanding | shares | 14,390
Options Outstanding, Weighted-Average Remaining Contractual Life (in years) | 8 years 1 month 17 days
Options Outstanding, Weighted-Average Exercise Price | $ 193.1
Options Exercisable , Number of Shares Outstanding | shares | 6,556
Options Exercisable, Weighted-Average Exercise Price | $ 159.3

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- Definition The floor of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (g) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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- Definition The number of shares reserved for issuance pertaining to the outstanding exercisable stock options as of the balance sheet date in the customized range of exercise prices for which the market and performance vesting condition has been satisfied. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(iii) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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- Definition The number of shares reserved for issuance pertaining to the outstanding stock options as of the balance sheet date for all option plans in the customized range of exercise prices. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(1)(ii) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(1)(i) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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- Definition The ceiling of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (g) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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- Definition Weighted average exercise price as of the balance sheet date for those equity-based payment arrangements exercisable and outstanding. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iii) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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- Definition The weighted average price as of the balance sheet date at which grantees could acquire the underlying shares with respect to all outstanding stock options which are in the customized range of exercise prices. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(1)(ii) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(1)(i) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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- Definition Weighted average remaining contractual term of outstanding stock options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 718 -SubTopic 10 -Subparagraph (e)(1) -Name Accounting Standards Codification -Paragraph 2 -Section 50 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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