Property and equipment

12 Months Ended

Dec. 31, 2019

Property and Equipment [Abstract]

Property, Plant and Equipment Disclosure

PROPERTY AND EQUIPMENT, NET

Property and equipment, net consists of the following:

	Year Ended December 31,
	2019			2018
Land	$	2,114		$	2,114
Building and building improvements (construction in progress of $2,180 for 2019)	11,315			6,651
Computer hardware and software (software in progress of $6,317 and $1,348, respectively)	33,219			17,932
Office furniture and equipment	3,260			2,800
Leasehold improvements	20			20
Leased vehicles(1)	1,693			568
Total, at cost	51,621			30,085
Less: accumulated depreciation and amortization	(18,893		)	(12,948		)
Property and equipment, net	$	32,728		$	17,137

⁽¹⁾ Includes vehicles under capital leases. See Note 12 of these Notes to Consolidated Financial Statements for further information on leases.

Depreciation and amortization expense under property and equipment was $6,305,000, $4,222,000 and $5,806,000, respectively, for the years ended December 31, 2019, 2018 and 2017. During the years ended December 31, 2019, 2018 and 2017, we incurred non-cash capitalized software write-off charges as a result of our decision to discontinue the use or development of several software projects that were previously capitalized.