XML 46 R32.htm IDEA: XBRL DOCUMENT v3.22.0.1
Property and Equipment (Tables)
12 Months Ended
Dec. 31, 2021
Property, Plant and Equipment [Abstract]  
Schedule of property and equipment
Property and equipment consisted of the following at December 31:
(dollars in thousands)Estimated
Useful Life
in Years
20212020
Land$10,226 $9,301 
Buildings and improvements
3 to 39
35,600 33,452 
Construction equipment
3 to 12
455,011 420,002 
Office equipment
3 to 10
17,383 16,725 
518,220 479,480 
Less: accumulated depreciation and amortization(322,128)(294,366)
$196,092 $185,114