| Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue |
Net sales by segment and region for the three and nine months ended September 30, 2026 and 2025 were as follows: | | | | | | | | | | | | | | | | | | | | | | | | | Three Months Ended September 30 | | Nine Months Ended September 30 | | ($ in millions) | 2026 | | 2025 | | 2026 | | 2025 | | Global Architectural Coatings | | | | | | | | | Europe, Middle East and Africa ("EMEA") | $623 | | | $626 | | | $1,885 | | | $1,825 | | | Asia Pacific | 56 | | | 55 | | | 161 | | | 150 | | | Latin America | 376 | | | 331 | | | 1,072 | | | 912 | | | Total | $1,055 | | | $1,012 | | | $3,118 | | | $2,887 | | | Performance Coatings | | | | | | | | | United States and Canada | $875 | | | $812 | | | $2,517 | | | $2,472 | | | EMEA | 361 | | | 332 | | | 1,101 | | | 974 | | | Asia Pacific | 287 | | | 243 | | | 802 | | | 666 | | | Latin America | 31 | | | 27 | | | 87 | | | 79 | | | Total | $1,554 | | | $1,414 | | | $4,507 | | | $4,191 | | | Industrial Coatings | | | | | | | | | United States and Canada | $571 | | | $562 | | | $1,710 | | | $1,681 | | | EMEA | 458 | | | 417 | | | 1,426 | | | 1,282 | | | Asia Pacific | 503 | | | 470 | | | 1,401 | | | 1,326 | | | Latin America | 212 | | | 207 | | | 616 | | | 594 | | | Total | $1,744 | | | $1,656 | | | $5,153 | | | $4,883 | | | Total Net Sales | | | | | | | | | United States and Canada | $1,446 | | | $1,374 | | | $4,227 | | | $4,153 | | | EMEA | 1,442 | | | 1,375 | | | 4,412 | | | 4,081 | | | Asia Pacific | 846 | | | 768 | | | 2,364 | | | 2,142 | | | Latin America | 619 | | | 565 | | | 1,775 | | | 1,585 | | | Total PPG | $4,353 | | | $4,082 | | | $12,778 | | | $11,961 | |
|
| Accounts Receivable, Allowance for Credit Loss |
The following table summarizes the activity for the allowance for doubtful accounts for the nine months ended September 30, 2026 and 2025: | | | | | | | | | | | | | Trade Receivables Allowance for Doubtful Accounts | | ($ in millions) | 2026 | | 2025 | | January 1 | $22 | | | $23 | | | Bad debt expense | 11 | | | 13 | | | Write-offs and recoveries of previously reserved trade receivables | (13) | | | (18) | | | Other | — | | | 1 | | | September 30 | $20 | | | $19 | |
|