Financing and Trade Receivables - Narrative (Details) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Financing Receivable, Allowance for Credit Loss [Line Items]
Net unamortized discount on financing receivable	$ 16.8	$ 16.7
Financing receivable, allowance for credit loss	57.3	65.9	$ 66.8
Financing receivable, allowance for credit loss, current	19.6	23.4
Financing receivable, allowance for credit losses	$ 37.7	42.5
PSAs
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing receivable, period for uncollectible status	180 days
Financing receivable, allowance for credit loss	$ 45.5	54.1	54.3
Financing receivable, allowance for credit loss, current	13.1	16.9
Financing receivable, allowance for credit losses	$ 32.4	37.2
PSAs | Maximum
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing receivable, payment terms	5 years
Franchisee Notes
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing receivable, payment terms	21 days
Financing receivable, period for uncollectible status	1 year
Financing receivable, allowance for credit loss	$ 11.8	11.8	$ 12.5
Financing receivable, allowance for credit loss, current	6.5	6.5
Financing receivable, allowance for credit losses	$ 5.3	$ 5.3
Franchisee Notes | Maximum
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing receivable, payment terms	10 years