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 (in thousands):

	December 31, 2021		December 31, 2020
Office equipment	$	4,729	$	3,835
Office furniture	5,588		2,940
Leasehold improvements	2,496		650
Fixed assets not placed in service	118		1,340
Capitalized internal-use software	3,533		1,100
Phone hardware	26,034		23,102
Payment terminals	1,581		430
Property and equipment, gross	44,079		33,397
Less accumulated depreciation and amortization	(19,577)		(15,103)
Property and equipment, net	$	24,502	$	18,294

Depreciation and amortization expense was $12.1 million, $9.4 million, and $5.7 million for the years ended December 31, 2021, 2020 and 2019, respectively. Of this expense, $9.1 million, $7.3 million and $4.7 million was related to phone hardware and data center equipment and has been included in cost of revenue in the consolidated statements of operations for the years ended December 31, 2021, 2020 and 2019, respectively. Capitalized internal-use software amortization expense was $0.8 million and $0.5 million for the years ended December 31, 2021 and 2020, respectively, and has been included in the cost of revenue in the consolidated statements of operations. Capitalized software implementation amortization expense was $0.2 million for the year ended December 31, 2021 and has been included in operating expense in the consolidated statements of operations. The net carrying value of of capitalized internal-use software was $2.3 million and $0.6 million as of December 31, 2021 and 2020, respectively.