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Note 10 - Intangible Assets, Net - Goodwill Allocated by CGU (Details) $ in Millions | Dec. 31, 2018 USD ($)
--- | ---
Statement Line Items [Line Items] |
Goodwill | $ 1,288
OCTG (USA) [member] |
Statement Line Items [Line Items] |
Goodwill | 225
Tamsa (Hydril and other) [member] |
Statement Line Items [Line Items] |
Goodwill | 365
Siderca (Hydril and other) [member] |
Statement Line Items [Line Items] |
Goodwill | 358
Hydril [member] |
Statement Line Items [Line Items] |
Goodwill | 309
Coiled Tubing [member] |
Statement Line Items [Line Items] |
Goodwill | 4
CONFAB INDUSTRIAL S.A. and subsidiaries [member] |
Statement Line Items [Line Items] |
Goodwill | 24
Other CGU [member] |
Statement Line Items [Line Items] |
Goodwill | 3
Tubes [member] |
Statement Line Items [Line Items] |
Goodwill | 139
Tubes [member] | OCTG (USA) [member] |
Statement Line Items [Line Items] |
Goodwill |
Tubes [member] | Tamsa (Hydril and other) [member] |
Statement Line Items [Line Items] |
Goodwill | 19
Tubes [member] | Siderca (Hydril and other) [member] |
Statement Line Items [Line Items] |
Goodwill | 93
Tubes [member] | Hydril [member] |
Statement Line Items [Line Items] |
Goodwill |
Tubes [member] | Coiled Tubing [member] |
Statement Line Items [Line Items] |
Goodwill |
Tubes [member] | CONFAB INDUSTRIAL S.A. and subsidiaries [member] |
Statement Line Items [Line Items] |
Goodwill | 24
Tubes [member] | Other CGU [member] |
Statement Line Items [Line Items] |
Goodwill | 3
Tubes [member] | Maverick acquisition [member] |
Statement Line Items [Line Items] |
Goodwill | 225
Tubes [member] | Maverick acquisition [member] | OCTG (USA) [member] |
Statement Line Items [Line Items] |
Goodwill | 225
Tubes [member] | Maverick acquisition [member] | Tamsa (Hydril and other) [member] |
Statement Line Items [Line Items] |
Goodwill |
Tubes [member] | Maverick acquisition [member] | Siderca (Hydril and other) [member] |
Statement Line Items [Line Items] |
Goodwill |
Tubes [member] | Maverick acquisition [member] | Hydril [member] |
Statement Line Items [Line Items] |
Goodwill |
Tubes [member] | Maverick acquisition [member] | Coiled Tubing [member] |
Statement Line Items [Line Items] |
Goodwill |
Tubes [member] | Maverick acquisition [member] | CONFAB INDUSTRIAL S.A. and subsidiaries [member] |
Statement Line Items [Line Items] |
Goodwill |
Tubes [member] | Maverick acquisition [member] | Other CGU [member] |
Statement Line Items [Line Items] |
Goodwill |
Tubes [member] | Hydrill acquisition [member] |
Statement Line Items [Line Items] |
Goodwill | 920
Tubes [member] | Hydrill acquisition [member] | OCTG (USA) [member] |
Statement Line Items [Line Items] |
Goodwill |
Tubes [member] | Hydrill acquisition [member] | Tamsa (Hydril and other) [member] |
Statement Line Items [Line Items] |
Goodwill | 346
Tubes [member] | Hydrill acquisition [member] | Siderca (Hydril and other) [member] |
Statement Line Items [Line Items] |
Goodwill | 265
Tubes [member] | Hydrill acquisition [member] | Hydril [member] |
Statement Line Items [Line Items] |
Goodwill | 309
Tubes [member] | Hydrill acquisition [member] | Coiled Tubing [member] |
Statement Line Items [Line Items] |
Goodwill |
Tubes [member] | Hydrill acquisition [member] | CONFAB INDUSTRIAL S.A. and subsidiaries [member] |
Statement Line Items [Line Items] |
Goodwill |
Tubes [member] | Hydrill acquisition [member] | Other CGU [member] |
Statement Line Items [Line Items] |
Goodwill |
All other segments [member] | Maverick acquisition [member] |
Statement Line Items [Line Items] |
Goodwill | 4
All other segments [member] | Maverick acquisition [member] | OCTG (USA) [member] |
Statement Line Items [Line Items] |
Goodwill |
All other segments [member] | Maverick acquisition [member] | Tamsa (Hydril and other) [member] |
Statement Line Items [Line Items] |
Goodwill |
All other segments [member] | Maverick acquisition [member] | Siderca (Hydril and other) [member] |
Statement Line Items [Line Items] |
Goodwill |
All other segments [member] | Maverick acquisition [member] | Hydril [member] |
Statement Line Items [Line Items] |
Goodwill |
All other segments [member] | Maverick acquisition [member] | Coiled Tubing [member] |
Statement Line Items [Line Items] |
Goodwill | 4
All other segments [member] | Maverick acquisition [member] | CONFAB INDUSTRIAL S.A. and subsidiaries [member] |
Statement Line Items [Line Items] |
Goodwill |
All other segments [member] | Maverick acquisition [member] | Other CGU [member] |
Statement Line Items [Line Items] |
Goodwill |

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