Goodwill and intangible assets (Tables)

12 Months Ended

Dec. 31, 2021

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Changes in Carrying Amount of Goodwill by Segment

Changes in the carrying amount of goodwill by reporting unit were as follows:

	Total			DWS		C&I		ECS		Other
Balance at December 31, 2019	$	110.4		$	—	$	—	$	98.3	$	12.1
Translation adjustments		(1.8	)		—		—		—		(1.8	)
Balance at December 31, 2020		108.6			—		—		98.3		10.3
Acquisitions(i)		206.3			140.8		65.5		—		—
Translation adjustments		0.1			0.1		—		—		—
Balance at December 31, 2021	$	315.0		$	140.9	$	65.5	$	98.3	$	10.3

(i)  During 2021, the company acquired Unify Square and Mobinergy resulting in goodwill of $132.9 million and $7.9 million, respectively, recorded in the company’s DWS segment and CompuGain resulting in goodwill of $65.5 million recorded in the company’s C&I segment. See Note 4, “Acquisitions.”

Schedule of Intangible Assets, Net

Intangible assets, net (see Note 4, “Acquisitions”) at December 31, 2021 consists of the following:

	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount
Technology	$	10.0	$	1.8	$	8.2
Customer Relationships		27.0		1.2		25.8
Marketing		0.9		—		0.9
Total	$	37.9	$	3.0	$	34.9

Schedule of Future Amortization of Intangible Assets

The future amortization relating to acquired intangible assets at December 31, 2021 was estimated as follows:

Year	Future Amortization Expense
2022	$	8.3
2023		7.9
2024		5.4
2025		2.6
2026		2.3
Thereafter		8.4
Total	$	34.9