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v3.22.4

Franchising and Marketing Activities Change in the Number of Franchised and Brokerage Outlets (Details) $ in Millions | 12 Months Ended
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Dec. 31, 2022 USD ($) franchisedandcompanyownedoffices | Dec. 31, 2022 USD ($) Brokerage_Offices | Dec. 31, 2022 USD ($) | Dec. 31, 2021 USD ($) franchisedandcompanyownedoffices | Dec. 31, 2020 USD ($) franchisedandcompanyownedoffices
Franchisee Conversion Notes and Development Advance Notes |  |  |  |  |
Change in Number of Franchised and Company Owned Outlets [Roll Forward] |  |  |  |  |
Franchise conversion and development advance notes | $ | $ 182 | $ 182 | $ 182 | $ 164 |
Forgiveness of franchise conversion and development advance notes | $ |  |  | $ 45 | $ 32 | $ 32
Franchise Group |  |  |  |  |
Change in Number of Franchised and Company Owned Outlets [Roll Forward] |  |  |  |  |
Beginning balance | 20,355 |  |  | 19,386 | 17,776
Additions | 548 |  |  | 1,583 | 2,109
Terminations/Closures | (1,079) |  |  | (614) | (499)
Ending balance | 19,824 |  |  | 20,355 | 19,386
Owned Brokerage Group |  |  |  |  |
Change in Number of Franchised and Company Owned Outlets [Roll Forward] |  |  |  |  |
Beginning balance | 675 |  |  | 673 | 713
Additions | 46 |  |  | 25 | 5
Terminations/Closures | (42) |  |  | (23) | (45)
Ending balance | 679 | 680 |  | 675 | 673

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