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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+ Details

Restructuring and Loss (Gain) on Disposal of Assets and Costs from Exit and Disposal Activities - Additional Information (Detail) $ in Thousands	3 Months Ended		6 Months Ended
	Sep. 30, 2026 USD ($)	Sep. 30, 2025 USD ($)	Sep. 30, 2026 USD ($) facility	Sep. 30, 2025 USD ($) facility location yard
Disposal Group, Including Discontinued Operations [Line Items]
Gain (loss) on disposition of other assets		$ 17,600		$ 16,400
Held-for-sale Property
Disposal Group, Including Discontinued Operations [Line Items]
Gain (loss) on disposition of other assets				18,100
2026 Restructuring Plan
Disposal Group, Including Discontinued Operations [Line Items]
Restructuring Plan activities	$ 3,877	$ 7,171	$ 9,213	$ 15,966
Number of facility closures \| facility			4
Number of recycling facility closures \| facility				1
Number of offsite storage location closures \| location				1
Number of distribution yard closures \| yard				1