Property and Equipment

12 Months Ended

Dec. 31, 2023

Property, Plant and Equipment [Abstract]

Property and Equipment.

Net property and equipment consisted of the following (in millions):

	December 31,
	2023		2022
Computer hardware and software	$	180.5	$	201.3
Furniture, fixtures and equipment	29.6		27.9
Leasehold improvements	27.0		27.0
Work-in-progress	6.5		7.4
	243.6		263.6
Less: accumulated depreciation	(162.2)		(197.3)
	$	81.4	$	66.3

The Company has capitalized costs related to its various technology initiatives. At December 31, 2023, the net book value of computer software was $44.5 million, which included work-in-progress of $4.7 million. At December 31, 2022, the net book value of computer software was $35.8 million, which included work-in-progress of $7.3 million.

The following table summarizes the presentation of depreciation expense within the accompanying consolidated statements of operations and comprehensive income (in millions).

	Year Ended December 31,
	2023		2022		2021
Selling, general, and administrative expenses	$	26.5	$	25.3	$	23.4
Costs of services	1.4		1.0		4.6
	$	27.9	$	26.3	$	28.0