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Consolidating Financial Information - Narrative (Details) - USD ($) | 3 Months Ended |  |
--- | --- | --- | ---
Mar. 31, 2017 | Mar. 31, 2016 | Dec. 31, 2016 | Dec. 31, 2015
Debt Instrument [Line Items] |  |  |  |
Assets | $ 17,194,000,000 |  | $ 16,511,000,000 |
Liabilities | 12,234,000,000 |  | 11,786,000,000 |
Total shareholders' equity | 4,960,000,000 | $ 4,332,000,000 | 4,725,000,000 | $ 4,142,000,000
Net income | 166,000,000 | 184,000,000 |  |
Net sales | 3,699,000,000 | 3,691,000,000 |  |
Cost of goods sold | 2,765,000,000 | 2,701,000,000 |  |
8.75% due 2020 | Senior Notes |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Debt instrument, face amount | $ 282,000,000 |  |  |
Interest rate, stated percentage | 8.75% |  |  |
7% due 2022 | Senior Notes |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Debt instrument, face amount | $ 700,000,000 |  |  |
Interest rate, stated percentage | 7.00% |  |  |
5.125% due 2023 | Senior Notes |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Debt instrument, face amount | $ 1,000,000,000 |  |  |
Interest rate, stated percentage | 5.125% |  |  |
5% due 2026 | Senior Notes |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Debt instrument, face amount | $ 900,000,000 |  |  |
Interest rate, stated percentage | 5.00% |  |  |
4.875% due 2027 | Senior Notes |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Debt instrument, face amount | $ 700,000,000 |  |  |
Interest rate, stated percentage | 4.875% |  |  |
Reportable Legal Entities | Parent Company |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Assets | $ 11,744,000,000 |  | 11,477,000,000 |
Liabilities | 7,011,000,000 |  | 6,970,000,000 |
Total shareholders' equity | 4,733,000,000 |  | 4,507,000,000 |
Net income | 166,000,000 | 184,000,000 |  |
Net sales | 1,767,000,000 | 1,787,000,000 |  |
Cost of goods sold | 1,380,000,000 | 1,330,000,000 |  |
Reportable Legal Entities | Parent Company | Restatement Adjustment |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Assets |  |  | (113,000,000) |
Liabilities |  |  | (113,000,000) |
Reportable Legal Entities | Guarantor Subsidiaries |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Assets | 1,400,000,000 |  | 1,399,000,000 |
Liabilities | 242,000,000 |  | 268,000,000 |
Total shareholders' equity | 1,158,000,000 |  | 1,131,000,000 |
Net income | 24,000,000 | 28,000,000 |  |
Net sales | 299,000,000 | 314,000,000 |  |
Cost of goods sold | 274,000,000 | 295,000,000 |  |
Reportable Legal Entities | Guarantor Subsidiaries | Restatement Adjustment |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Assets |  |  | (358,000,000) |
Liabilities |  |  | (46,000,000) |
Total shareholders' equity |  |  | (312,000,000) |
Net income |  | 6,000,000 |  |
Reportable Legal Entities | Non-Guarantor Subsidiaries |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Assets | 9,291,000,000 |  | 8,989,000,000 |
Liabilities | 5,213,000,000 |  | 5,097,000,000 |
Total shareholders' equity | 4,078,000,000 |  | 3,892,000,000 |
Net income | 107,000,000 | 89,000,000 |  |
Net sales | 2,302,000,000 | 2,256,000,000 |  |
Cost of goods sold | 1,796,000,000 | 1,777,000,000 |  |
Reportable Legal Entities | Non-Guarantor Subsidiaries | Restatement Adjustment |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Net sales |  | 292,000,000 |  |
Cost of goods sold |  | 292,000,000 |  |
Consolidating Entries and Eliminations |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Assets | (5,241,000,000) |  | (5,354,000,000) |
Liabilities | (232,000,000) |  | (549,000,000) |
Total shareholders' equity | (5,009,000,000) |  | $ (4,805,000,000) |
Net income | (131,000,000) | (117,000,000) |  |
Net sales | (669,000,000) | (666,000,000) |  |
Cost of goods sold | $ (685,000,000) | (701,000,000) |  |
Consolidating Entries and Eliminations | Restatement Adjustment |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Net sales |  | (292,000,000) |  |
Cost of goods sold |  | $ (292,000,000) |  |

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