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Note 1 - Summary of Impact of Adoption on Consolidated Statement of Operations and Consolidated Statement of Financial Position (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | ---
Sep. 30, 2018 | Sep. 30, 2017 | Sep. 30, 2018 | Sep. 30, 2017 | Jan. 01, 2018 | Dec. 31, 2017
Revenues |  |  |  |  |  |
Total revenues | $ 366 | $ 379 | $ 1,095 | $ 1,117 |  |
Net income (loss) | 19 | (46) | (2) | (35) |  |
Liabilities |  |  |  |  |  |
Other current liabilities | 216 |  | 216 |  |  | $ 217
Other long-term liabilities | 183 |  | 183 |  |  | 202
Equity (Deficit) |  |  |  |  |  |
Accumulated deficit | (187) |  | (187) |  |  | (174)
Balances without Adoption of ASU 2014-09 [Member] |  |  |  |  |  |
Liabilities |  |  |  |  |  |
Other current liabilities |  |  |  |  |  | 217
Other long-term liabilities |  |  |  |  |  | 202
Equity (Deficit) |  |  |  |  |  |
Accumulated deficit |  |  |  |  |  | $ (174)
Product [Member] |  |  |  |  |  |
Revenues |  |  |  |  |  |
Total revenues | 293 | 303 | 878 | 893 |  |
Service [Member] |  |  |  |  |  |
Revenues |  |  |  |  |  |
Total revenues | 73 | $ 76 | 217 | $ 224 |  |
ASU 2014-09 [Member] |  |  |  |  |  |
Liabilities |  |  |  |  |  |
Other current liabilities |  |  |  |  | $ 219 |
Other long-term liabilities |  |  |  |  | 210 |
Equity (Deficit) |  |  |  |  |  |
Accumulated deficit |  |  |  |  | (184) |
ASU 2014-09 [Member] | Balances without Adoption of ASU 2014-09 [Member] |  |  |  |  |  |
Revenues |  |  |  |  |  |
Total revenues | 365 |  | 1,092 |  |  |
Net income (loss) | 18 |  | (5) |  |  |
Liabilities |  |  |  |  |  |
Other current liabilities | 214 |  | 214 |  |  |
Other long-term liabilities | 178 |  | 178 |  |  |
Equity (Deficit) |  |  |  |  |  |
Accumulated deficit | (180) |  | (180) |  |  |
ASU 2014-09 [Member] | Effect of Change Higher (Lower) [Member] |  |  |  |  |  |
Revenues |  |  |  |  |  |
Total revenues | 1 |  | 3 |  |  |
Net income (loss) | 1 |  | 3 |  |  |
Liabilities |  |  |  |  |  |
Other current liabilities | 2 |  | 2 |  | 2 |
Other long-term liabilities | 5 |  | 5 |  | 8 |
Equity (Deficit) |  |  |  |  |  |
Accumulated deficit | (7) |  | (7) |  | $ (10) |
ASU 2014-09 [Member] | Product [Member] | Balances without Adoption of ASU 2014-09 [Member] |  |  |  |  |  |
Revenues |  |  |  |  |  |
Total revenues | 292 |  | 875 |  |  |
ASU 2014-09 [Member] | Product [Member] | Effect of Change Higher (Lower) [Member] |  |  |  |  |  |
Revenues |  |  |  |  |  |
Total revenues | 1 |  | 3 |  |  |
ASU 2014-09 [Member] | Service [Member] | Balances without Adoption of ASU 2014-09 [Member] |  |  |  |  |  |
Revenues |  |  |  |  |  |
Total revenues | $ 73 |  | $ 217 |  |  |

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