PROPERTY PLANT AND EQUIPMENT

12 Months Ended

Dec. 31, 2023

PROPERTY PLANT AND EQUIPMENT [ABSTRACT]

PROPERTY, PLANT AND EQUIPMENT

(5)PROPERTY, PLANT AND EQUIPMENT

Property, plant and equipment consisted of the following (in thousands):

	December 31,
	2023		2022
Land and buildings	$	31,972	$	32,070
Computer equipment and software		428,164		527,096
Telephone equipment		40,955		46,235
Furniture and fixtures		75,338		80,843
Leasehold improvements		175,964		171,141
Motor vehicles		123		258
Property, plant and equipment, gross		752,516		857,643
Less: Accumulated depreciation and amortization		(561,513)		(674,283)
Property, plant and equipment, net	$	191,003	$	183,360

Depreciation and amortization expense for property, plant and equipment was $64.2 million, $64.5 million and $63.5 million for the years ended December 31, 2023, 2022 and 2021, respectively.

Included in the computer equipment and software is internally developed software of $48.4 million net and $26.8 million net as of December 31, 2023 and 2022, respectively. During 2023, 2022 and 2021, impairments of internally developed software of $0.1 million, $6.0 million and $3.2 million, respectively, were expensed and included in Impairment losses in the Consolidated Statements of Comprehensive Income (Loss).