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Refranchisings and Acquisitions (Acquisition Activity) (Details) $ in Thousands | 12 Months Ended
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Dec. 25, 2019 USD ($) parcel restaurant | Dec. 26, 2018 USD ($) parcel restaurant | Dec. 27, 2017 USD ($) parcel restaurant
Business Acquisition [Line Items] |  |  |
Restaurants acquired from franchisees | restaurant | 0 | 6 | 11
Purchase price allocation: |  |  |
Reacquired franchise rights | $ 0 | $ 5,434 | $ 4,476
Property | 0 | 1,121 | 1,293
Goodwill | 0 | 1,574 | 3,022
Total purchase price | 0 | 8,129 | 8,791
Finance leases recorded | 0 | 2,409 | 2,321
Real Estate |  |  |
Purchase price allocation: |  |  |
Total purchase price | $ 11,320 | $ 1,787 | $ 4,062
Real estate parcels acquired | parcel | 5 | 1 | 2
Former Franchise |  |  |
Business Acquisition [Line Items] |  |  |
Restaurants acquired from franchisees | restaurant |  |  | 1

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