{"cik":4281,"taxonomy":"us-gaap","tag":"PaymentsToAcquireProductiveAssets","label":"Payments to Acquire Productive Assets","description":"The cash outflow for purchases of and capital improvements on property, plant and equipment (capital expenditures), software, and other intangible assets.","entityName":"HOWMET AEROSPACE INC.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":1449000000,"accn":"0001193125-11-039230","fy":2010,"fp":"FY","form":"10-K","filed":"2011-02-17","frame":"CY2009"},{"start":"2010-01-01","end":"2010-12-31","val":904000000,"accn":"0001193125-11-039230","fy":2010,"fp":"FY","form":"10-K","filed":"2011-02-17","frame":"CY2010"}]}}