Organization and Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2021

Accounting Policies [Abstract]

Summary of Revenue Recognition for Revenue Category

The following table summarizes revenue recognition for each revenue category which is further discussed below:

Revenue Category	Timing of Revenue Recognition	Income Statement Classification
Connected devices, software licenses, and other	Point in time, as transfer of control occurs, generally upon installation and acceptance by the customer	Product
Technical services	Over time, as services are provided, typically ratably over the service term	Service
Consumables	Point in time, as transfer of control occurs, generally upon shipment to or receipt by customer	Product
SaaS, subscription software, and technology-enabled services	Over time, as services are provided	Service

Estimated Useful Lives of Assets

Depreciation and amortization is computed by use of the straight-line method over the estimated useful lives of the assets as stated below:

Computer equipment and related software	3 - 5 years
Leasehold and building improvements	Shorter of the lease term or the estimated useful life
Furniture and fixtures	5 - 7 years
Equipment	2 - 12 years

The following table represents the property and equipment balances as of December 31, 2021 and 2020:

	December 31,
	2021		2020
	(In thousands)
Equipment	$	89,272	$	81,034
Furniture and fixtures	7,580		7,498
Leasehold improvements	20,623		19,517
Software	60,856		50,230
Construction in progress	14,757		7,095
Property and equipment, gross	193,088		165,374
Accumulated depreciation and amortization	(121,947)		(106,301)
Total property and equipment, net	$	71,141	$	59,073

The following table summarizes the geographic information for property and equipment, net, as of December 31, 2021 and 2020:

	December 31,
	2021		2020
	(In thousands)
United States	$	66,788	$	53,203
Rest of world (1)	4,353		5,870
Total property and equipment, net	$	71,141	$	59,073

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(1)    No individual country represented more than 10% of total property and equipment, net.