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v3.19.3.a.u2

Impairments and Other Charges (Details) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2019 USD ($) | Jun. 30, 2019 USD ($) | Dec. 31, 2019 USD ($) | Dec. 31, 2018 USD ($) item | Dec. 31, 2017 USD ($)
Tangible Assets And Equipment |  |  |  |  |
Provision for retirement of assets |  |  | $ 33,205 | $ 14,617 |
Impairment of long-lived assets |  |  | 10,363 | 45,570 | $ 6,895
Subtotal |  |  | 43,568 | 60,187 | 6,895
Goodwill And Intangible Assets: |  |  |  |  |
Goodwill impairments |  |  | 155,973 |  |
Intangible asset impairment |  |  | 47,731 |  |
Subtotal |  |  | 203,704 |  |
Other Charges: |  |  |  |  |
Provision for international activities |  |  | 43,220 | 64,700 |
Severance and transaction related costs |  |  | 11,447 | 14,323 | 21,628
Loss (gain) on debt buyback |  |  | (11,468) | 5,268 | 16,013
Divestiture of International assets |  |  |  | 64,668 |
Total impairments and other charges |  |  | 290,471 | 144,446 | 44,536
Transaction related costs |  |  |  | 14,300 | 21,600
Principal amount redeemed |  |  | 468,300 |  |
Payment of long-term debt |  |  | 455,360 | $ 878,278 | 381,814
Number of remaining SCR rigs retired | item |  |  |  | 13 |
U.S. Drilling |  |  |  |  |
Goodwill And Intangible Assets: |  |  |  |  |
Goodwill impairments | $ 52,200 |  |  |  |
Canada Drilling |  |  |  |  |
Tangible Assets And Equipment |  |  |  |  |
Provision for retirement of assets |  |  | 17,800 |  |
International Drilling |  |  |  |  |
Tangible Assets And Equipment |  |  |  |  |
Provision for retirement of assets |  |  | 15,400 |  |
Impairment of long-lived assets |  |  | 2,500 |  |
Goodwill And Intangible Assets: |  |  |  |  |
Goodwill impairments |  | $ 75,600 |  |  |
Other Charges: |  |  |  |  |
Number of offshore drilling rigs sold | item |  |  |  | 3 |
Number of workers rigs sold | item |  |  |  | 8 |
Rig Technologies |  |  |  |  |
Goodwill And Intangible Assets: |  |  |  |  |
Goodwill impairments | 10,100 | $ 18,000 |  |  |
Senior Notes. |  |  |  |  |
Other Charges: |  |  |  |  |
Loss (gain) on debt buyback |  |  |  |  | 16,000
Principal amount redeemed |  |  |  | $ 873,000 | 367,900
Debt Instrument, Repurchased Face Amount | $ 468,300 |  | 468,300 | 873,000 | 367,900
Payment of long-term debt |  |  | $ 461,100 | $ 906,500 | $ 381,700

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