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Description of Business, Basis of Presentation and Operating Segment - Narrative (Details)
12 Months Ended
Feb. 26, 2019
Feb. 22, 2019
Dec. 31, 2019
segment
Organization, Consolidation and Presentation of Financial Statements [Abstract]      
Number of operating segments     1
Number of reportable segments     1
Minimum      
Equity [Line Items]      
Stock split ratio   0.2  
Maximum      
Equity [Line Items]      
Stock split ratio 0.1 0.1