Consolidated Balance Sheet Detail

9 Months Ended

Sep. 30, 2020

Consolidated Balance Sheet Detail

7. Consolidated Balance Sheet Detail

Inventories, net

Inventories, net consists of the following:

	As of
	September 30, 2020		December 31, 2019
	(Amounts in thousands)
Raw materials	$	42,201	$	29,328
Work-in-process		6,192		8,360
Finished products		30,138		17,144
Total inventories, net	$	78,531	$	54,832

Property, Plant and Equipment

Property, plant and equipment consist of the following:

	As of
	September 30, 2020			December 31, 2019
	(Amounts in thousands)
Land	$	1,023		$	1,023
Buildings		989			764
Leasehold improvements		29,776			23,905
Equipment		39,094			36,257
Furniture, fixtures and office equipment		8,055			6,312
Computer hardware and software		14,468			8,810
Construction in progress		6,416			6,707
Other		348			56
Total property, plant and equipment		100,169			83,834
Less - Accumulated depreciation		(44,814	)		(35,379	)
Total property, plant and equipment, net	$	55,355		$	48,455

Depreciation expense totaled $2.8 million and $1.8 million for the three months ended September 30, 2020 and 2019, respectively. Depreciation expenses totaled $7.8 million and $5.2 million for the nine months ended September 30, 2020 and 2019, respectively.

Accrued Liabilities

Accrued liabilities consist of the following:

	As of
	September 30, 2020		December 31, 2019
	(Amounts in thousands)
Employee compensation	$	14,652	$	19,850
Taxes		2,759		3,874
Royalty and license fees		1,000		123
Warranties		737		1,500
Professional fees		1,745		1,081
Deferred revenue		10,141		5,005
Other		1,007		1,898
Total accrued liabilities	$	32,041	$	33,331