Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Millions	Sep. 30, 2025	Dec. 31, 2024
Statement of Financial Position [Abstract]
Allowance for credit loss	$ 2.9	$ 2.3
Accumulated depreciation	289.1	264.4
Accumulated amortization	$ 62.8	$ 55.3
Preferred stock, shares authorized (in shares)	2,000,000	2,000,000
Preferred stock, par value (in dollars per share)	$ 1.00	$ 1.00
Preferred stock, shares issued (in shares)	0	0
Common stock, shares authorized (in shares)	40,000,000	40,000,000
Common stock, par value (in dollars per share)	$ 0.20	$ 0.20
Common stock, shares issued (in shares)	22,875,841	22,803,976
Common stock, shares outstanding (in shares)	22,875,841	22,803,976