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Revenue Recognition - Remaining Performance Obligation (Details)
$ in Millions
Jun. 30, 2020
USD ($)
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2020-04-01  
Revenue from Contract with Customer [Abstract]  
Extended service warranties $ 11.4
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Extended service warranties, period 9 months
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2021-01-01  
Revenue from Contract with Customer [Abstract]  
Extended service warranties $ 21.8
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Extended service warranties, period 1 year
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2022-01-01  
Revenue from Contract with Customer [Abstract]  
Extended service warranties $ 20.6
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Extended service warranties, period 1 year
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2023-01-01  
Revenue from Contract with Customer [Abstract]  
Extended service warranties $ 19.4
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Extended service warranties, period 1 year
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2024-01-01  
Revenue from Contract with Customer [Abstract]  
Extended service warranties $ 18.3
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Extended service warranties, period 1 year
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2025-01-01  
Revenue from Contract with Customer [Abstract]  
Extended service warranties $ 17.4
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Extended service warranties, period 1 year
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2026-01-01  
Revenue from Contract with Customer [Abstract]  
Extended service warranties $ 140.0
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Extended service warranties, period