Condensed Consolidated Balance Sheet (USD $) In Millions, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012
Current assets:
Cash and cash equivalents	$ 1,562	$ 1,306
Short-term investments	687	1,087
Receivables (less allowance for doubtful accounts of $86 and $77)	3,122	2,813
Inventories (Note 6)	1,878	1,687
Deferred Tax Assets, Net of Valuation Allowance, Current	424	430
Other	447	392
Total current assets	8,120	7,715
Property, plant and equipment (net of accumulated depreciation - $4,762 and $6,142)	2,687	2,888
Identifiable intangible assets - net (Note 7)	404	422
Deferred income taxes	3,023	2,761
Deferred Tax Assets, Net of Valuation Allowance, Noncurrent	629	669
Investments	1,371	1,085
Other assets	404	338
Total	16,638	15,878
Current liabilities:
Short-term debt and current portion of long-term debt (Note 9)	3,503	3,061
Asbestos settlement (Note 19)	732	683
Restructuring reserves (Note 8)	100	75
Accounts payable and accrued liabilities	27	642
Total current liabilities	4,362	4,461
Long-term debt (Note 9)	3,368	3,368
Pensions (Note 13)	909	1,057
Other postretirement benefits (Note 13)	1,120	1,287
Asbestos settlement (Note 19)	242	237
Deferred income taxes	216	231
Other liabilities	940	915
Other liabilities	11,157	11,556
Commitments and contingent liabilities (Note 19)
Shareholders’ equity (Note 14):
Common stock	484	484
Additional paid-in capital	936	870
Retained earnings	12,589	9,871
Treasury stock, at cost	(7,329)	(5,496)
Accumulated other comprehensive loss	(1,469)	(1,666)
Total PPG shareholders’ equity	5,211	4,063
Noncontrolling interests	270	259
Total shareholders’ equity	5,481	4,322
Total	$ 16,638	$ 15,878