PROPERTY, BUILDINGS AND EQUIPMENT

12 Months Ended

Dec. 31, 2021

Property, Plant and Equipment [Abstract]

8. PROPERTY, BUILDINGS AND EQUIPMENT

The following table sets forth the components of property, buildings and equipment:


	As of December 31,
	2021		2020(1)
	(In thousands)
Buildings and leasehold improvements	$	165,691	$	169,873
Furniture, fixtures and equipment(2)	281,864		272,704
Software costs(2)	250,447		229,279
	698,002		671,856
Accumulated depreciation and amortization	(365,345)		(312,106)
	332,657		359,750
Land	25,600		26,409
Construction in progress	20,755		12,998
	$	379,012	$	399,157

(1) The components of property, buildings and equipment as of December 31, 2020 exclude a total of $0.3 million that is classified as held for sale, as disclosed in Note 7, "Assets and Liabilities Held For Sale".

(2) The furniture, fixtures and equipment, and software costs components of property, buildings and equipment as of December 31, 2020 reflect a $6.4 million reclassification between the previously reported amounts of those components to conform to the current period's presentation.

Depreciation expense was $61.6 million, $40.8 million and $15.9 million, and capitalized software amortization was $27.5 million, $14.3 million and $10.6 million, in 2021, 2020 and 2019, respectively. As of December 31, 2021 and 2020, unamortized software costs were $103.4 million and $117.5 million, respectively. Furniture, fixtures and equipment include finance leases of $31.9 million and $25.7 million and related accumulated depreciation of $12.4 million and $7.9 million as of December 31, 2021 and 2020, respectively.

The Company capitalizes costs associated with implementing its various cloud computing arrangements. Capitalized implementation costs, which are recorded as a component of other assets in the Consolidated Balance Sheets, were $39.6 million and $8.8 million as of December 31, 2021 and 2020, respectively, and the related accumulated amortization was $2.0 million and $1.1 million, respectively.