Basis of Presentation and Summary of Significant Accounting Policies - Schedule of Contract Assets and Liabilities (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024
Accounting Policies [Abstract]
Contract assets	$ 53.9	$ 46.7
Contract liabilities	42.8	38.8
Net contract assets	11.1	$ 7.9
$ Change
Contract assets	7.2
Contract liabilities	4.0
Net contract assets	$ 3.2
% Change
Contract assets	15.40%
Contract liabilities	10.30%
Net contract assets	40.50%
Percent of contract liabilities	95.00%