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Commitments and Contingencies (Tables)
12 Months Ended
Dec. 31, 2021
Commitments and Contingencies Disclosure [Abstract]  
Schedule of Estimated Charge Backs We estimate that the charge-backs will be paid out as follows:
Year Ending December 31,(Dollars in millions)
2022$67.0 
202319.6 
20247.0 
20252.2 
20260.4 
Thereafter0.1 
Total$96.3 
Schedule of Deferred Revenue As of December 31, 2021, we had a contract liability balance of $240.5 million associated with these contracts and estimate the contract liability will be recognized as follows:
Year Ending December 31,(Dollars in millions)
2022$48.2 
202338.8 
202430.7 
202525.3 
202621.4 
Thereafter76.1 
Total $240.5