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Stock-Based Compensation Plans - Nonqualified Stock Options, Assumptions and Other Disclosures (Details) - Nonqualified Stock Options
shares in Millions, $ in Millions
9 Months Ended
Sep. 30, 2022
USD ($)
shares
Stock-Based Compensation Plans - Disclosures  
Options granted (in shares) | shares 0.0
Other nonqualified stock option disclosures  
Unrecognized compensation costs | $ $ 1.3
Weighted-average service period over which unrecognized compensation costs will be recognized 1 year 2 months 12 days