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Impairments and Other Charges (Tables) | 12 Months Ended
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Dec. 31, 2017
Impairments and Other Charges |
Schedule of impairments and other charges |
|  | Year Ended December 31, |
|  | 2017 |  | 2016 |  | 2015 |
|  | (In thousands) |
Tangible Assets & Equipment: |  |  |  |  |  |  |  |  |  |
Provision for retirement of assets |  | $ | — |  | $ | 69,072 |  | $ | 65,633 |
Impairment of long-lived assets |  |  | 6,895 |  |  | 216,355 |  |  | 74,464 |
Subtotal |  |  | 6,895 |  |  | 285,427 |  |  | 140,097 |
Other Charges: |  |  |  |  |  |  |  |  |  |
Other-than-temporary impairment |  |  | — |  |  | 219,737 |  |  | 180,591 |
Provision for International operations |  |  | — |  |  | — |  |  | 48,279 |
Transaction related costs |  |  | 21,628 |  |  | — |  |  | — |
Loss (gain) on early extinguishment of debt |  |  | 16,013 |  |  | (6,665) |  |  | — |
Total |  | $ | 44,536 |  | $ | 498,499 |  | $ | 368,967 |
Schedule of retirement and impairment charges for tangible assets |
|  | Provision for |  | Tangible Asset |  |  |  |
|  | Retirements |  | Impairments |  | Total |
Drilling & Rig Technologies: |  |  |  |  |  |  |  |  |  |
U.S. |  | $ | 25,365 |  | $ | 163,182 |  | $ | 188,547 |
Canada |  |  | 19,573 |  |  | 1,125 |  |  | 20,698 |
International |  |  | 23,275 |  |  | 12,721 |  |  | 35,996 |
Drilling Solutions |  |  | 859 |  |  | — |  |  | 859 |
Rig Technologies |  |  | — |  |  | 15,343 |  |  | 15,343 |
Other |  |  | — |  |  | 23,984 |  |  | 23,984 |
Total |  | $ | 69,072 |  | $ | 216,355 |  | $ | 285,427 |
|  | Provision for |  | Tangible Asset |  |  |  |
|  | Retirements |  | Impairments |  | Total |
Drilling & Rig Technologies: |  |  |  |  |  |  |  |  |  |
U.S. |  | $ | 47,247 |  | $ | — |  | $ | 47,247 |
Canada |  |  | 7,547 |  |  | — |  |  | 7,547 |
International |  |  | 10,839 |  |  | 52,479 |  |  | 63,318 |
Rig Technologies |  |  | — |  |  | 3,879 |  |  | 3,879 |
Other |  |  | — |  |  | 18,106 |  |  | 18,106 |
Total |  | $ | 65,633 |  | $ | 74,464 |  | $ | 140,097 |

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