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Other Financial Statement Information - Additional Information (Detail) - USD ($)
$ in Millions
3 Months Ended
Jun. 01, 2018
Nov. 02, 2016
Mar. 31, 2020
Mar. 31, 2019
Dec. 31, 2019
Inventory Disclosure [Abstract]          
Cost of inventories for certain materials using LIFO method     $ 30.8   $ 32.0
Expense (benefit) charge to earnings from LIFO inventory changes     $ 0.2 $ 0.3  
Name of plaintiff     Altalink, L.P.    
Complaint filling date     November 2016    
Estimated damages from defendants $ 29.4 $ 56.0