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Share-Based Payments and Long-term Incentive Plan - Narrative (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share-based payment and LTIP expense $ 0.5 $ 2.1
Other share-based arrangements, expense 0.0 0.3
Performance Shares    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Allocated share-based compensation expense 0.5 1.3
Deferred cash awards    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Allocated share-based compensation expense $ 0.0 $ 0.5