Weighted-Average Number of Shares Used in Computing Earnings Per Share (Details) - shares shares in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Earnings Per Share [Abstract]
Weighted-average basic shares outstanding (in shares)	12.4	12.1	12.2	12.1
Plus: Dilutive impact of employee stock awards (in shares)	0.2	0.1	0.2	0.1
Weighted-average diluted shares outstanding (in shares)	12.6	12.2	12.4	12.2
Antidilutive securities excluded from computation of diluted EPS (in shares)	0.1	0.1	0.1	0.2