v3.25.0.1
Summary of Significant Accounting Policies (Tables)
 12 Months Ended
Dec. 31, 2024
Accounting Policies [Abstract]  
Schedule of activity in allowance for doubtful accounts
The following table reflects the activity in our allowance for doubtful accounts for the years ended December 31:
202420232022
Balance at beginning of year$83 $52 $39 
Additions charged to expense27 53 41 
Accounts written-off(36)(22)(28)
Balance at end of year$74 $83 $52 
Schedule of estimated useful lives of our property and equipment The estimated useful lives of our property and equipment are as follows:
Buildings and improvements
5 - 30 years
Vehicles
5 - 20 years
Landfill equipment
5 - 7 years
Other equipment
3 - 25 years
Furniture and fixtures
3 - 10 years
A summary of property and equipment, net as of December 31 follows:
20242023
Land$897 $878 
Landfill development costs10,518 9,911 
Vehicles and equipment10,998 10,232 
Buildings and improvements2,119 1,922 
Construction-in-progress – landfill
437 350 
Construction-in-progress – other
575 554 
$25,544 $23,847 
Less: accumulated depreciation, depletion and amortization
Landfill development costs$(6,031)$(5,516)
Vehicles and equipment(6,692)(6,148)
Buildings and improvements(944)(832)
(13,667)(12,496)
Property and equipment, net$11,877 $11,351