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Basis of Presentation and Summary of Significant Accounting Policies (Cemetery Property) (Details) $ in Millions	3 Months Ended
	Mar. 31, 2025 USD ($) divestiture	Mar. 31, 2024 USD ($) divestiture	Dec. 31, 2024 USD ($)
Property, Plant and Equipment [Line Items]
Cemetery property, net, including HFS	$ 109.4		$ 112.9
Accumulated amortization of cemetery property	71.4		$ 72.6
Growth capital expenditures	1.6	$ 2.0
Amortization of cemetery property	1.8	$ 1.8
Property, plant and equipment, disposals	$ 0.9
Cemetery
Property, Plant and Equipment [Line Items]
Number of businesses sold \| divestiture	3	1
Property, plant and equipment, disposals	$ 3.3	$ 0.8