v3.23.1
New Accounting Standards (Details) - USD ($)
$ in Millions
Mar. 31, 2023
Dec. 31, 2022
Accounting Policies [Abstract]
Supplier finance program, obligation
$ 199
$ 390
X
- Definition
Supplier Finance Program, Obligation
+ References
No definition available.
+ Details
Name:
ppg_SupplierFinanceProgramObligation
Namespace Prefix:
ppg_
Data Type:
xbrli:monetaryItemType
Balance Type:
credit
Period Type:
instant
X
- References
No definition available.
+ Details
Name:
us-gaap_AccountingPoliciesAbstract
Namespace Prefix:
us-gaap_
Data Type:
xbrli:stringItemType
Balance Type:
na
Period Type:
duration