Intangible assets (Tables)

3 Months Ended

Mar. 31, 2022

Intangible assets

Schedule of intangible assets

	March 31, 2022						December 31, 2021
	Gross carrying value		Accumulated amortization		Net carrying value		Gross carrying value		Accumulated amortization		Net carrying value
Customer relationships	$	615	$	(201)	$	414	$	615	$	(190)	$	425
Software		402		(161)		241		379		(152)		227
Technologies		367		(295)		72		367		(278)		89
Backlog		107		(96)		11		107		(89)		18
Image library		80		(74)		6		80		(71)		9
Trade names and other		37		(20)		17		37		(18)		19
Intangible assets	$	1,608	$	(847)	$	761	$	1,585	$	(798)	$	787