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Sale of Assets - Narrative (Details) - USD ($)
$ in Millions
3 Months Ended 12 Months Ended
Jun. 30, 2019
Dec. 29, 2019
Dec. 30, 2018
Dec. 31, 2017
Sale of Assets [Line Items]        
Proceeds from sale of assets   $ 13.8 $ 0.0 $ 0.0
Land        
Sale of Assets [Line Items]        
Proceeds from sale of assets $ 11.7      
Transfer of Customer Contracts        
Sale of Assets [Line Items]        
Proceeds from sale of assets $ 2.1