Acquisitions (Tables)

12 Months Ended

Dec. 31, 2020

Business Combinations [Abstract]

Schedule of Recognized Identified Assets Acquired and Liabilities Assumed

The following table summarizes the estimated fair values of the assets acquired and the liabilities assumed as of April 15, 2019 (in thousands):

Receivables	$	5,308
Inventory	7,359
Prepaid and other current assets	566
Property, plant, and equipment	1,328
Intangible assets	28,000
Goodwill	35,057
Deferred income taxes	80
Operating lease right-of-use assets	2,204
Other long-lived assets	2,070
Total assets acquired	$	81,972
Accounts payable	$	4,847
Accrued liabilities	4,301
Long-term deferred tax liability	6,813
Long-term operating lease liability	1,923
Other long-term liabilities	7,152
Total liabilities assumed	$	25,036
Net assets	$	56,936
Noncontrolling interest	5,195
Net assets attributable to Belden	$	51,741

Schedule of Acquired Intangible Assets

The intangible assets related to the acquisition consisted of the following:

	Fair Value		Amortization Period
	(In thousands)		(In years)
Intangible assets subject to amortization
Developed technologies	$	3,400	5
Customer relationships	22,800		15
Sales backlog	1,300		0.5
Trademarks	500		2.0
Total intangible assets subject to amortization	$	28,000
Intangible assets not subject to amortization:
Goodwill	$	35,057
Total intangible assets not subject to amortization	$	35,057
Total intangible assets	$	63,057
Weighed average amortization period			12.9

Schedule of Pro Forma Information

The following table illustrates the unaudited pro forma effect on operating results as if the Opterna acquisition had been completed January 1, 2018.

	Years Ended December 31,
	2019		2018
	(In thousands, except per share data)
	(Unaudited)
Revenues	$	2,139,894	$	2,213,781
Net income (loss) attributable to Belden common stockholders	(389,957)		123,546
Diluted income (loss) per share attributable to Belden common stockholders	$	(9.24)	$	3.02