Quarterly report pursuant to Section 13 or 15(d)

Discontinued Operations (Summary Of Income (Loss) Of Discontinued Operations) (Details)

v3.20.2
Discontinued Operations (Summary Of Income (Loss) Of Discontinued Operations) (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]      
(Loss) income from discontinued operations before income taxes $ 4,829 $ 91 $ 9,473
MOD Pizza [Member]      
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]      
Revenues 2,088   6,133
Costs and expenses 6,917 91 15,606
(Loss) income from discontinued operations before income taxes (4,829) (91) (9,473)
MOD Pizza [Member] | Trade Sales [Member]      
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]      
Revenues 2,057   6,044
Costs and expenses 1,156   2,452
MOD Pizza [Member] | Other Revenue [Member]      
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]      
Revenues 31   89
MOD Pizza [Member] | Depreciation, Amortization And Accretion, Net [Member]      
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]      
Costs and expenses 183   690
MOD Pizza [Member] | Impairment Losses [Member]      
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]      
Costs and expenses 3,993 71 6,749
MOD Pizza [Member] | Selling General And Administrative Expenses [Member]      
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]      
Costs and expenses $ 1,585 $ 20 $ 5,715