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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 | 6 Months Ended |  |
--- | --- | --- | --- | ---
Jun. 30, 2018 | Jun. 30, 2017 | Jun. 30, 2018 | Jun. 30, 2017 | Jan. 01, 2018 | Dec. 31, 2017
Revenues |  |  |  |  |  |
Total revenues | $ 372 | $ 381 | $ 729 | $ 738 |  |
Net income (loss) | 4 | 4 | (21) | 11 |  |
Liabilities |  |  |  |  |  |
Other current liabilities | 208 |  | 208 |  |  | $ 217
Other long-term liabilities | 198 |  | 198 |  |  | 202
Equity (Deficit) |  |  |  |  |  |
Accumulated deficit | (205) |  | (205) |  |  | (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 | 300 | 307 | 585 | 590 |  |
Service [Member] |  |  |  |  |  |
Revenues |  |  |  |  |  |
Total revenues | 72 | $ 74 | 144 | $ 148 |  |
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 | 371 |  | 727 |  |  |
Net income (loss) | 3 |  | (23) |  |  |
Liabilities |  |  |  |  |  |
Other current liabilities | 206 |  | 206 |  |  |
Other long-term liabilities | 192 |  | 192 |  |  |
Equity (Deficit) |  |  |  |  |  |
Accumulated deficit | (197) |  | (197) |  |  |
ASU 2014-09 [Member] | Effect of Change Higher (Lower) [Member] |  |  |  |  |  |
Revenues |  |  |  |  |  |
Total revenues | 1 |  | 2 |  |  |
Net income (loss) | 1 |  | 2 |  |  |
Liabilities |  |  |  |  |  |
Other current liabilities | 2 |  | 2 |  | 2 |
Other long-term liabilities | 6 |  | 6 |  | 8 |
Equity (Deficit) |  |  |  |  |  |
Accumulated deficit | (8) |  | (8) |  | $ (10) |
ASU 2014-09 [Member] | Product [Member] | Balances without Adoption of ASU 2014-09 [Member] |  |  |  |  |  |
Revenues |  |  |  |  |  |
Total revenues | 299 |  | 583 |  |  |
ASU 2014-09 [Member] | Product [Member] | Effect of Change Higher (Lower) [Member] |  |  |  |  |  |
Revenues |  |  |  |  |  |
Total revenues | 1 |  | 2 |  |  |
ASU 2014-09 [Member] | Service [Member] | Balances without Adoption of ASU 2014-09 [Member] |  |  |  |  |  |
Revenues |  |  |  |  |  |
Total revenues | $ 72 |  | $ 144 |  |  |

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