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Retirement Plans - Significant Assumptions Used to Determine Projected Benefit Obligations (Detail)	Mar. 31, 2021	Mar. 31, 2020
United States Plans
Defined Benefit Plan Disclosure [Line Items]
Discount rate	3.00%	3.00%
International Plans | Minimum
Defined Benefit Plan Disclosure [Line Items]
Discount rate	0.50%	1.30%
Rate of compensation increase	1.50%	2.00%
International Plans | Maximum
Defined Benefit Plan Disclosure [Line Items]
Discount rate	2.30%	2.30%
Rate of compensation increase	4.00%	3.50%

X

- Definition

Weighted average rate for present value of future retirement benefits cash flows, used to determine benefit obligation of defined benefit plan.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (k)(1)
-URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920

+ Details

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X

- Definition

Weighted average rate increase of compensation, used to determine benefit obligation of defined benefit plan. Plan includes, but is not limited to, pay-related defined benefit plan.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (k)(2)
-URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920

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X

- Definition

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.

+ References

No definition available.

+ Details

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