Property, Plant and Equipment

12 Months Ended

Dec. 31, 2023

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment

Property, Plant and Equipment

Property, plant and equipment, net consisted of the following at December 31 (in thousands):

	Estimated Useful Lives (in Years)	2023		2022
Computer hardware and software	3 to 5	$	734,759	$	581,471
Card-reading equipment	4 to 6	61,216		49,351
Furniture, fixtures, and vehicles	2 to 10	20,614		19,482
Buildings and improvements	5 to 50	41,508		35,817
Property, plant and equipment, gross		858,097		686,121
Less: accumulated depreciation		(514,943)		(391,429)
Property, plant and equipment, net		$	343,154	$	294,692

Depreciation expense related to property and equipment for the years ended December 31, 2023, 2022, and 2021 was $110.0 million, $92.0 million, and $75.6 million, respectively. Amortization expense includes $77.5 million, $61.3 million, and $46.7 million for capitalized computer software costs for the years ended December 31, 2023, 2022, and 2021, respectively. At December 31, 2023 and 2022, the Company had unamortized computer software costs of $268.9 million and $213.3 million, respectively.

Write-offs of property, plant and equipment were immaterial for each of the years ended December 31, 2023, 2022, and 2021.