Condensed Consolidated Balance Sheet (USD $) In Millions, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012
Current assets:
Cash and cash equivalents	$ 2,021	$ 1,306
Short-term investments	359	1,087
Receivables (less allowance for doubtful accounts of $75 and $77)	2,824	2,813
Inventories (Note 6)	1,698	1,687
Other	824	822
Total current assets	7,726	7,715
Property (net of accumulated depreciation of $4,581 and $6,142)	2,461	2,888
Investments	418	422
Goodwill (Note 7)	2,694	2,761
Identifiable intangible assets - net (Note 7)	1,033	1,085
Other assets	1,044	1,007
Total	15,376	15,878
Current liabilities:
Short-term debt and current portion of long-term debt (Note 9)	48	642
Asbestos settlement (Note 20)	680	683
Accounts payable and accrued liabilities	2,949	3,061
Business restructuring (Note 8)	50	75
Total current liabilities	3,727	4,461
Long-term debt (Note 9)	3,353	3,368
Asbestos settlement (Note 20)	240	237
Deferred income taxes	235	231
Accrued pensions (Note 13)	880	1,057
Other postretirement benefits (Note 13)	1,097	1,287
Other liabilities	803	915
Other liabilities	10,335	11,556
Commitments and contingent liabilities (Note 20)
Shareholders’ equity (Note 14):
Common stock	484	484
Additional paid-in capital	888	870
Retained earnings	12,196	9,871
Treasury stock, at cost	(7,173)	(5,496)
Accumulated other comprehensive loss	(1,608)	(1,666)
Total PPG shareholders’ equity	4,787	4,063
Noncontrolling interests	254	259
Total shareholders’ equity	5,041	4,322
Total	$ 15,376	$ 15,878