Equity Appreciation Rights - Narrative (Details) - Madison Industries IAQ Solutions Corporation	3 Months Ended
Mar. 31, 2026	Dec. 31, 2025
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Award vesting period	5 years
Equity profit pool authorized for issuance (percent)	0.100	0.100

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