Significant Accounting Policies (Details) $ in Millions	12 Months Ended
Mar. 31, 2025 USD ($) reporting_unit	Mar. 31, 2024 USD ($)
Property, Plant and Equipment [Line Items]
Likely realization upon settlement of income tax benefit	50.00%
Number of reporting units \| reporting_unit	2
Government Assistance, Asset, Statement of Financial Position [Extensible Enumeration]	Property, Plant and Equipment, Net	Property, Plant and Equipment, Net
Government Assistance, Asset, Noncurrent, Statement of Financial Position [Extensible Enumeration]	Other Assets, Noncurrent	Other Assets, Noncurrent
Government Assistance, Asset, Current, Statement of Financial Position [Extensible Enumeration]	Accrued Liabilities, Current	Accrued Liabilities, Current
Amount of distributor advances, included in accounts receivable	$ 234.4	$ 413.2
Number of days requiring distributor to settle receivable balances (in days)	30 days
Capital-Related Grants
Property, Plant and Equipment [Line Items]
Capital-related grants - reduction to property, plant and equipment	$ 46.4	126.5
Capital-related grants - offset within other assets	3.4	93.2
Capital-related grants - reduction to income tax payable	$ 36.0	$ 27.3
Accounts Receivable \| Arrow Electronics \| Customer Concentration Risk
Property, Plant and Equipment [Line Items]
Percentage of accounts receivables to unaffiliated customers		13.00%
Minimum
Property, Plant and Equipment [Line Items]
Useful life	1 year
Minimum \| Building and building improvements
Property, Plant and Equipment [Line Items]
Property, plant and equipment, useful life	10 years
Minimum \| Machinery and equipment
Property, Plant and Equipment [Line Items]
Property, plant and equipment, useful life	5 years
Maximum
Property, Plant and Equipment [Line Items]
Useful life	15 years
Maximum \| Building and building improvements
Property, Plant and Equipment [Line Items]
Property, plant and equipment, useful life	30 years
Maximum \| Machinery and equipment
Property, Plant and Equipment [Line Items]
Property, plant and equipment, useful life	7 years

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Government Assistance, Asset, Decrease, Noncurrent, Amount

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Government Assistance, Liability, Decrease, Current, Amount

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Income Tax Benefit, Tax Settlement, Likely Realization, Percent

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Number of days requiring distributor to settle receivable balances, on a current basis, for amounts originally invoiced (in days)

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No definition available.

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For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

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Amount of asset from government assistance, classified as noncurrent.

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Indicates line item in statement of financial position that includes asset from government assistance, classified as current.

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Indicates line item in statement of financial position that includes asset from government assistance, classified as noncurrent.

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Indicates line item in statement of financial position that includes asset from government assistance.

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- Definition

Number of reporting units tested for impairment of goodwill. A reporting unit is an operating segment or one level below an operating segment.

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No definition available.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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