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Supplemental Financial Information | 6 Months Ended
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Jun. 30, 2016
Organization, Consolidation and Presentation of Financial Statements [Abstract] |
Supplemental Financial Information | Supplemental Financial Information
| As of
In millions | June 30, 2016 |  | December 31, 2015
Inventories |  |  |
Finished goods | $ | 21 |  |  | $ | 32 |
Service parts | 16 |  |  | 17 |
Total inventories | $ | 37 |  |  | $ | 49 |
Deferred revenue |  |  |
Deferred revenue, current | $ | 430 |  |  | $ | 367 |
Long-term deferred revenue | 16 |  |  | 15 |
Total deferred revenue | $ | 446 |  |  | $ | 382 |
Above amounts exclude assets and liabilities held for sale. Refer to Note 13 for further information on the Company's assets and liabilities held for sale.

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