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Summary of Significant Accounting Policies - Services Provided to Marketing Funds by REMAX Franchising (Details) - Marketing funds - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Intersegment Costs [Line Items]
Costs charged	$ 26,993	$ 10,367	$ 10,575
Technology - operating
Intersegment Costs [Line Items]
Costs charged	17,950	4,397	4,676
Technology - capital
Intersegment Costs [Line Items]
Costs charged			(203)
Technology - capital | Work in progress assets
Intersegment Costs [Line Items]
Costs charged			200
Marketing staff and administrative services
Intersegment Costs [Line Items]
Costs charged	$ 9,043	$ 5,970	$ 6,102

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