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Note 8 - Affiliates Balances (Tables) | 6 Months Ended
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Jun. 30, 2022
Notes Tables |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed [Table Text Block] |
(In Thousands) |  |  |  |
Assets |  |  |  |
Current assets |  | $ | 12,894 |
Net properties and equipment and other assets |  |  | 2,908 |
Total assets |  |  | 15,802 |
Liabilities |  |  |  |
Current liabilities |  |  | 283 |
Other liabilities |  |  | 2,996 |
Total liabilities |  |  | 3,279 |
Net assets acquired |  |  | 11,223 |
Bargain purchase gain |  | $ | 1,300 |

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- Definition Tabular disclosure of the acquisition of assets and assumptions of liabilities in the business combination. + References No definition available. + Details
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Namespace Prefix: | tdw_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
Name: | us-gaap_TableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration