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Goodwill and Other Intangible Assets (Goodwill) (Narrative) (Details)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2020
USD ($)
Mar. 31, 2020
USD ($)
Jun. 30, 2019
USD ($)
Jun. 30, 2020
USD ($)
Segment
Jun. 30, 2019
USD ($)
Goodwill [Line Items]          
Impairment of goodwill and other intangible assets   $ 16,400      
Number of reportable segments | Segment       8  
Impairment of goodwill and other long-lived assets $ 11,511   $ 693 $ 27,912 $ 693
Clyde's Restaurant Group [Member] | Other Businesses [Member]          
Goodwill [Line Items]          
Impairment of goodwill and other intangible assets   9,700      
Automotive [Member] | Other Businesses [Member]          
Goodwill [Line Items]          
Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill)   $ 6,700