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Properties, Plants, and Equipment, Net | 12 Months Ended
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Dec. 31, 2013
Property Plant And Equipment [Abstract] |
Properties, Plants, and Equipment, Net | H. Properties, Plants, and Equipment, Net
December 31, |  | 2013 |  |  | 2012 |
Land and land rights, including mines |  | $ | 639 |  |  | $ | 676 |
Structures: |  |  |  |  |  |  |  |
Alumina: |  |  |  |  |  |  |  |
Alumina refining |  |  | 3,049 |  |  |  | 3,319 |
Bauxite mining |  |  | 1,591 |  |  |  | 1,563 |
Primary Metals: |  |  |  |  |  |  |  |
Aluminum smelting |  |  | 3,863 |  |  |  | 4,042 |
Power generation |  |  | 683 |  |  |  | 604 |
Global Rolled Products |  |  | 1,256 |  |  |  | 1,232 |
Engineered Products and Solutions |  |  | 693 |  |  |  | 678 |
Other |  |  | 755 |  |  |  | 760 |
|  |  | 11,890 |  |  |  | 12,198 |
Machinery and equipment: |  |  |  |  |  |  |  |
Alumina: |  |  |  |  |  |  |  |
Alumina refining |  |  | 4,685 |  |  |  | 5,279 |
Bauxite mining |  |  | 596 |  |  |  | 650 |
Primary Metals: |  |  |  |  |  |  |  |
Aluminum smelting |  |  | 7,674 |  |  |  | 8,114 |
Power generation |  |  | 1,101 |  |  |  | 994 |
Global Rolled Products |  |  | 5,374 |  |  |  | 5,174 |
Engineered Products and Solutions |  |  | 2,481 |  |  |  | 2,415 |
Other |  |  | 859 |  |  |  | 883 |
|  |  | 22,770 |  |  |  | 23,509 |
Less: accumulated depreciation, depletion, and amortization |  |  | 35,299 19,227 |  |  |  | 36,383 19,190 |
Construction work-in-progress |  |  | 16,072 1,567 |  |  |  | 17,193 1,754 |
|  | $ | 17,639 |  |  | $ | 18,947 |
As of December 31, 2013 and 2012, the net carrying value of temporarily idled smelting assets was $404 and $310, representing 655 kmt and 547 kmt of idle capacity, respectively. Additionally, the net carrying value of permanently idled smelting assets, representing 44 kmt, was written off in 2013 (see Note D). Also, the net carrying value of temporarily idled refining assets was $60 and $68 as of December 31, 2013 and 2012, representing 1,216 kmt and 1,277 kmt of idle capacity, respectively.

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- Definition The entire disclosure for long-lived, physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, accounting policies and methodology, roll forwards, depreciation, depletion and amortization expense, including composite depreciation, accumulated depreciation, depletion and amortization expense, useful lives and method used, income statement disclosures, assets held for sale and public utility disclosures. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6391110&loc=d3e2921-110230 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6360339&loc=d3e1361-107760 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.13-14) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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