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Property and Equipment
 12 Months Ended
Dec. 31, 2021
Property, Plant and Equipment [Abstract]  
Property and Equipment Property and Equipment
Property and equipment consisted of the following:
As of December 31,
(in thousands)20212020
Land and improvements$65,559 $62,655 
Buildings and improvements204,819 183,516 
Equipment575,920 447,139 
Computer software29,029 25,888 
Total875,327 719,198 
Accumulated depreciation418,382 375,278 
Net property and equipment$456,945 $343,920