Note 8 - Disaggregated Revenue - Geography (Details) - USD ($) $ in Millions		3 Months Ended
		Mar. 31, 2022	Mar. 31, 2021
Disaggregation Of Revenue [Line Items]
Total sales	[1]	$ 290	$ 265
Traditional Printing [Member]
Disaggregation Of Revenue [Line Items]
Total sales	[1]	172	148
Digital Printing [Member]
Disaggregation Of Revenue [Line Items]
Total sales	[1]	56	64
Advanced Materials and Chemicals [Member]
Disaggregation Of Revenue [Line Items]
Total sales	[1]	54	46
Brand [Member]
Disaggregation Of Revenue [Line Items]
Total sales	[1]	4	3
All Other [Member]
Disaggregation Of Revenue [Line Items]
Total sales	[1]	4	4
United States [Member]
Disaggregation Of Revenue [Line Items]
Total sales	[1]	110	96
United States [Member] | Traditional Printing [Member]
Disaggregation Of Revenue [Line Items]
Total sales	[1]	36	29
United States [Member] | Digital Printing [Member]
Disaggregation Of Revenue [Line Items]
Total sales	[1]	26	27
United States [Member] | Advanced Materials and Chemicals [Member]
Disaggregation Of Revenue [Line Items]
Total sales	[1]	40	33
United States [Member] | Brand [Member]
Disaggregation Of Revenue [Line Items]
Total sales	[1]	4	3
United States [Member] | All Other [Member]
Disaggregation Of Revenue [Line Items]
Total sales	[1]	4	4
Canada [Member]
Disaggregation Of Revenue [Line Items]
Total sales	[1]	5	5
Canada [Member] | Traditional Printing [Member]
Disaggregation Of Revenue [Line Items]
Total sales	[1]	3	2
Canada [Member] | Digital Printing [Member]
Disaggregation Of Revenue [Line Items]
Total sales	[1]	2	3
North America [Member]
Disaggregation Of Revenue [Line Items]
Total sales	[1]	115	101
North America [Member] | Traditional Printing [Member]
Disaggregation Of Revenue [Line Items]
Total sales	[1]	39	31
North America [Member] | Digital Printing [Member]
Disaggregation Of Revenue [Line Items]
Total sales	[1]	28	30
North America [Member] | Advanced Materials and Chemicals [Member]
Disaggregation Of Revenue [Line Items]
Total sales	[1]	40	33
North America [Member] | Brand [Member]
Disaggregation Of Revenue [Line Items]
Total sales	[1]	4	3
North America [Member] | All Other [Member]
Disaggregation Of Revenue [Line Items]
Total sales	[1]	4	4
Europe, Middle East and Africa [Member]
Disaggregation Of Revenue [Line Items]
Total sales	[1]	107	90
Europe, Middle East and Africa [Member] | Traditional Printing [Member]
Disaggregation Of Revenue [Line Items]
Total sales	[1]	84	68
Europe, Middle East and Africa [Member] | Digital Printing [Member]
Disaggregation Of Revenue [Line Items]
Total sales	[1]	19	19
Europe, Middle East and Africa [Member] | Advanced Materials and Chemicals [Member]
Disaggregation Of Revenue [Line Items]
Total sales	[1]	4	3
Asia Pacific [Member]
Disaggregation Of Revenue [Line Items]
Total sales	[1]	59	66
Asia Pacific [Member] | Traditional Printing [Member]
Disaggregation Of Revenue [Line Items]
Total sales	[1]	41	42
Asia Pacific [Member] | Digital Printing [Member]
Disaggregation Of Revenue [Line Items]
Total sales	[1]	8	14
Asia Pacific [Member] | Advanced Materials and Chemicals [Member]
Disaggregation Of Revenue [Line Items]
Total sales	[1]	10	10
Latin America [Member]
Disaggregation Of Revenue [Line Items]
Total sales	[1]	9	8
Latin America [Member] | Traditional Printing [Member]
Disaggregation Of Revenue [Line Items]
Total sales	[1]	8	7
Latin America [Member] | Digital Printing [Member]
Disaggregation Of Revenue [Line Items]
Total sales	[1]	$ 1	$ 1

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