Significant Accounting Policies - Additional Information (Detail) $ in Millions	3 Months Ended		12 Months Ended
	Mar. 31, 2023 USD ($) Plant State Segment Facility	Mar. 31, 2022 USD ($) Plant	Dec. 31, 2022 USD ($) Plant
Significant Accounting Policies [Line Items]
Number of quarries and yards | Facility	350
Number of states in which entity operates | State	28
Reportable business segments | Segment	2
Restricted cash	$ 0.1		$ 0.8
Number of days restricted from utilizing cash			180 days
Restricted investments	702.3		$ 704.6
0.650% Senior Notes, Due 2023 (discharged)
Significant Accounting Policies [Line Items]
Debt instrument, face amount	$ 700.0		$ 700.0
Interest rate on notes	0.65%		0.65%
Maturity year	2023		2023
Pension and Postretirement Benefit Plans
Significant Accounting Policies [Line Items]
Other comprehensive loss, before reclassifications, net of tax		$ 33.3
California
Significant Accounting Policies [Line Items]
Number of cement plants | Plant	1	1	1