Basis of Presentation - Performance Obligation Expected Satisfaction (Details) $ in Thousands	Jun. 30, 2020 USD ($)
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Amount	$ 56,371
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2020-07-01
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Amount	$ 18,736
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Expected Timing	6 months
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2021-01-01
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Amount	$ 37,635
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Expected Timing	1 year