Note 8 - Disaggregated Revenue - Major Product (Details) - USD ($) $ in Millions		3 Months Ended
		Mar. 31, 2022	Mar. 31, 2021
Disaggregation Of Revenue [Line Items]
Total sales	[1]	$ 290	$ 265
Plates, Inks And Other Consumables [Member]
Disaggregation Of Revenue [Line Items]
Total sales		168	143
Ongoing service arrangements [Member]
Disaggregation Of Revenue [Line Items]
Total sales	[2]	55	55
Total Annuities [Member]
Disaggregation Of Revenue [Line Items]
Total sales		223	198
Equipment And Software [Member]
Disaggregation Of Revenue [Line Items]
Total sales		14	20
Film And Chemicals [Member]
Disaggregation Of Revenue [Line Items]
Total sales		45	40
Other [Member]
Disaggregation Of Revenue [Line Items]
Total sales	[3]	8	7
Traditional Printing [Member]
Disaggregation Of Revenue [Line Items]
Total sales	[1]	172	148
Traditional Printing [Member] | Plates, Inks And Other Consumables [Member]
Disaggregation Of Revenue [Line Items]
Total sales		145	121
Traditional Printing [Member] | Ongoing service arrangements [Member]
Disaggregation Of Revenue [Line Items]
Total sales	[2]	19	20
Traditional Printing [Member] | Total Annuities [Member]
Disaggregation Of Revenue [Line Items]
Total sales		164	141
Traditional Printing [Member] | Equipment And Software [Member]
Disaggregation Of Revenue [Line Items]
Total sales		8	7
Digital Printing [Member]
Disaggregation Of Revenue [Line Items]
Total sales	[1]	56	64
Digital Printing [Member] | Plates, Inks And Other Consumables [Member]
Disaggregation Of Revenue [Line Items]
Total sales		16	17
Digital Printing [Member] | Ongoing service arrangements [Member]
Disaggregation Of Revenue [Line Items]
Total sales	[2]	34	34
Digital Printing [Member] | Total Annuities [Member]
Disaggregation Of Revenue [Line Items]
Total sales		50	51
Digital Printing [Member] | Equipment And Software [Member]
Disaggregation Of Revenue [Line Items]
Total sales		6	13
Advanced Materials and Chemicals [Member]
Disaggregation Of Revenue [Line Items]
Total sales	[1]	54	46
Advanced Materials and Chemicals [Member] | Plates, Inks And Other Consumables [Member]
Disaggregation Of Revenue [Line Items]
Total sales		7	5
Advanced Materials and Chemicals [Member] | Ongoing service arrangements [Member]
Disaggregation Of Revenue [Line Items]
Total sales	[2]	2	1
Advanced Materials and Chemicals [Member] | Total Annuities [Member]
Disaggregation Of Revenue [Line Items]
Total sales		9	6
Advanced Materials and Chemicals [Member] | Film And Chemicals [Member]
Disaggregation Of Revenue [Line Items]
Total sales		45	40
Brand [Member]
Disaggregation Of Revenue [Line Items]
Total sales	[1]	4	3
Brand [Member] | Other [Member]
Disaggregation Of Revenue [Line Items]
Total sales	[3]	4	3
All Other [Member]
Disaggregation Of Revenue [Line Items]
Total sales	[1]	4	4
All Other [Member] | Other [Member]
Disaggregation Of Revenue [Line Items]
Total sales	[3]	$ 4	$ 4

[1] Sales are reported in the geographic area in which they originate.

[2] Service revenue in the Consolidated Statement of Operations includes the ongoing service revenue shown above as well as one-time service revenue.

[3] Other includes revenue from non-recurring engineering services, tenant rent and related property management services and licensing.