Leases (Narrative) (Details) $ in Millions	3 Months Ended
Mar. 31, 2023 USD ($)
Operating lease description	During the first quarter of 2023, we entered into an operating lease for a manufacturing facility within our Architectural Specialties segment that had not commenced as of March 31, 2023
Right-of-use asset
Lease liability	$ 13

Description of lessee's operating lease that has not yet commenced. Including, but not limited to, nature of involvement with construction or design of underlying asset for lease.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 3
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=128292326&loc=SL77918673-209980

Name:	us-gaap_LesseeOperatingLeaseLeaseNotYetCommencedDescription
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration