Balance Sheet Details (Tables)

12 Months Ended

Dec. 31, 2019

Balance Sheet Detail [Abstract]

Schedule of Inventories

Inventories are comprised of the following:

	December 31,
	2019		2018
Materials	$	108,492	$	61,025
Work-in-process		42,694		21,910
Finished goods		24,948		13,885
Total inventories	$	176,134	$	96,820

Schedule of Property, Plant and Equipment, Net

Property, plant and equipment, net, is comprised of the following:

	December 31,
	2019			2018
Land and building	$	47,222		$	2,584
Machinery and equipment		56,504			29,097
Furniture and fixtures		3,968			3,226
Computer equipment and software		15,770			7,906
Leasehold improvements		13,069			9,448
		136,533			52,261
Accumulated depreciation		(38,113	)		(33,387	)
Total property, plant and equipment, net	$	98,420		$	18,874

Schedule of Other Assets

Other assets

Other assets is comprised of the following:

	December 31,
	2019		2018
Convertible notes receivable, net of allowance of $2,000	$	3,000	$	5,000
Operating lease right-of-use assets		23,588		—
Other		1,351		506
Total other assets	$	27,939	$	5,506

Schedule of Accrued Liabilities

Accrued liabilities is comprised of the following:

	December 31,
	2019		2018
Payroll and related expenses	$	19,365	$	10,648
Warranty		6,348		2,441
Other		491		611
Total accrued liabilities	$	26,204	$	13,700

Schedule of Other Current Liabilities

Other current liabilities is comprised of the following: 

	December 31,
	2019		2018
Contingent consideration - acquisitions	$	569	$	1,422
Income tax payable		2,783		—
Current operating lease obligations		4,906		—
Customer deposits		1,994		1,135
Accrued inventory		1,614		1,103
Accrued professional fees		1,520		532
Other		5,786		3,351
Total other current liabilities	$	19,172	$	7,543

Schedule of Other Non-Current Liabilities

Other non-current liabilities is comprised of the following:

	December 31,
	2019		2018
Unrecognized tax benefits (including interest)	$	6,384	$	5,409
Non-current operating lease obligations		19,970		—
Contingent consideration - acquisitions		—		638
Deferred revenue		2,464		1,314
Other		2,953		3,800
Total non-current liabilities	$	31,771	$	11,161