Business Acquisitions and Divestitures (Tables)

12 Months Ended

Dec. 31, 2018

Point Grey Research, Inc. [Member]

Acquired Finite-Lived Intangible Assets [Line Items]

Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block]

The allocation of the purchase price for Point Grey is as follows (in thousands):

Cash acquired	$	2,994
Other tangible assets and liabilities, net	35,127
Net deferred taxes	(2,438		)
Identifiable intangible assets	39,800
Goodwill	183,678
Total purchase price	$	259,161

Schedule of Finite-Lived Intangible Assets Acquired as Part of Business Combination [Table Text Block]

The following table presents the acquired intangible assets, their estimated fair values, and estimated useful lives (in thousands, except years):

	Estimated Useful Life	Amount
Developed technology	10.0 years	$	23,100
Customer relationships	7.0 years	13,200
Backlog	1.0 year	2,300
Non-Competition Agreements	5.0 years	1,000
Other	n/a	200
		$	39,800

Prox Dynamics, AS [Member]

Acquired Finite-Lived Intangible Assets [Line Items]

Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block]

The allocation of the purchase price for Prox Dynamics is as follows (in thousands):

Cash acquired	$	11,706
Other tangible assets and liabilities, net	(900		)
Net deferred taxes	(4,250		)
Identifiable intangible assets	31,400
Goodwill	96,431
Total purchase price	$	134,387

Schedule of Finite-Lived Intangible Assets Acquired as Part of Business Combination [Table Text Block]

The following table presents the acquired intangible assets, their estimated fair values, and estimated useful lives (in thousands, except years):

	Estimated Useful Life	Amount
Developed technology	8 years	$	23,400
Customer relationships	7 years	3,500
Patents	8 years	3,100
Trade name	8 years	1,400
		$	31,400

Held-for-sale [Member]

Acquired Finite-Lived Intangible Assets [Line Items]

Disposal Groups, Including Discontinued Operations [Table Text Block]

The carrying amounts of the assets and liabilities that were expected to be included in the sale were classified as held for sale as of December 31, 2017 as follows (in thousands):

Accounts receivable, net	$	20,414
Inventories	43,050
Other current assets	1,031
Property and equipment, net	4,888
Intangible assets, net	8,359
Goodwill	13,090
Loss on net assets held for sale	(23,488		)
Assets held for sale, net	$	67,344
Accounts payable and accrued expenses	$	39,544
Liabilities held for sale	$	39,544