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Nature of Operations and Summary of Significant Accounting Policies - Summary of Franchise Revenue (Details)

v3.21.1
Nature of Operations and Summary of Significant Accounting Policies - Summary of Franchise Revenue (Details) - USD ($)
$ in Thousands
 1 Months Ended 11 Months Ended 12 Months Ended
Dec. 31, 2020
Dec. 15, 2020
Dec. 31, 2019
Disaggregation of Revenue [Line Items]      
Recognized revenue $ 1,704 $ 32,578 $ 33,555
As reported under ASC 606 [Member]      
Disaggregation of Revenue [Line Items]      
Recognized revenue 1,704 32,578 33,555
Transferred at Point in Time [Member]      
Disaggregation of Revenue [Line Items]      
Recognized revenue 1,687 32,306 33,301
Transferred over Time [Member]      
Disaggregation of Revenue [Line Items]      
Recognized revenue 17 272 254
Restaurant Sales Revenues [Member] | As reported under ASC 606 [Member]      
Disaggregation of Revenue [Line Items]      
Recognized revenue 1,326 23,139 22,473
Restaurant Sales Revenues [Member] | Transferred at Point in Time [Member]      
Disaggregation of Revenue [Line Items]      
Recognized revenue 1,326 23,139 22,473
BF Commissary sales Revenues [Member] | As reported under ASC 606 [Member]      
Disaggregation of Revenue [Line Items]      
Recognized revenue 24 827 710
BF Commissary sales Revenues [Member] | Transferred at Point in Time [Member]      
Disaggregation of Revenue [Line Items]      
Recognized revenue 24 827 710
Sales based Royalties Revenues [Member] | As reported under ASC 606 [Member]      
Disaggregation of Revenue [Line Items]      
Recognized revenue 255 5,366 6,805
Royalty Brand Development And Coop Revenues [Member] | As reported under ASC 606 [Member]      
Disaggregation of Revenue [Line Items]      
Recognized revenue 74 1,441 1,720
Royalty Brand Development And Coop Revenues [Member] | Transferred at Point in Time [Member]      
Disaggregation of Revenue [Line Items]      
Recognized revenue 74 1,441 1,720
Initial Franchise Fees Revenues [Member] | As reported under ASC 606 [Member]      
Disaggregation of Revenue [Line Items]      
Recognized revenue 17 272 254
Initial Franchise Fees Revenues [Member] | Transferred over Time [Member]      
Disaggregation of Revenue [Line Items]      
Recognized revenue 17 272 254
Initial Distinct Services Revenues [Member] | As reported under ASC 606 [Member]      
Disaggregation of Revenue [Line Items]      
Recognized revenue 8 90 204
Initial Distinct Services Revenues [Member] | Transferred at Point in Time [Member]      
Disaggregation of Revenue [Line Items]      
Recognized revenue 8 90 204
Rebate Revenues [Member] | As reported under ASC 606 [Member]      
Disaggregation of Revenue [Line Items]      
Recognized revenue   750 564
Terminated Franchise Revenues [Member] | As reported under ASC 606 [Member]      
Disaggregation of Revenue [Line Items]      
Recognized revenue   693 825
Terminated Franchise Revenues [Member] | Transferred at Point in Time [Member]      
Disaggregation of Revenue [Line Items]      
Recognized revenue   693 825
Royalty And Other Revenues [Member] | Transferred at Point in Time [Member]      
Disaggregation of Revenue [Line Items]      
Recognized revenue $ 255 $ 6,116 $ 7,369