Condensed Consolidated Balance Sheet (USD $) In Millions, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Current assets:
Cash and cash equivalents	$ 1,392	$ 1,457
Short-term investments	619	25
Receivables (less allowance for doubtful accounts of $78 and $71)	3,190	2,830
Inventories (Note 5)	1,777	1,607
Other	799	775
Total current assets	7,777	6,694
Property (net of accumulated depreciation of $6,092 and $5,893)	2,759	2,721
Investments	424	387
Goodwill (Note 6)	2,706	2,660
Identifiable intangible assets - net (Note 6)	1,066	1,125
Other assets	874	795
Total	15,606	14,382
Current liabilities:
Short-term debt and current portion of long-term debt (Note 8)	636	108
Asbestos settlement (Note 18)	654	593
Accounts payable and accrued liabilities	3,105	2,996
Business restructuring (Note 7)	95	5
Total current liabilities	4,490	3,702
Long-term debt (Note 8)	3,365	3,574
Asbestos settlement (Note 18)	234	241
Deferred income taxes	263	272
Accrued pensions (Note 12)	992	968
Other postretirement benefits (Note 12)	1,226	1,307
Other liabilities	904	872
Total liabilities	11,474	10,936
Commitments and contingent liabilities (Note 18)
Shareholders' equity (Note 13):
Common stock	484	484
Additional paid-in capital	851	783
Retained earnings	9,734	9,288
Treasury stock, at cost	(5,504)	(5,506)
Accumulated other comprehensive loss	(1,704)	(1,800)
Total PPG shareholders' equity	3,861	3,249
Noncontrolling interests	271	197
Total shareholders' equity	4,132	3,446
Total	$ 15,606	$ 14,382