XML 39 R26.htm IDEA: XBRL DOCUMENT
v3.21.1

Note 7 - Affiliates Balances (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2021
Notes Tables |
Schedule of Related Party Transactions [Table Text Block] |
(In thousands) |  | March 31, 2021 |  |  | December 31, 2020 |
Due from affiliates: |  |  |  |  |  |  |  |
Angolan joint venture (Sonatide) |  | $ | 41,843 |  |  | $ | 41,623 |
Nigeria joint venture (DTDW) |  |  | 20,631 |  |  |  | 20,427 |
|  |  | 62,474 |  |  |  | 62,050 |
Due to affiliates: |  |  |  |  |  |  |  |
Sonatide |  | $ | 35,725 |  |  | $ | 32,767 |
DTDW |  |  | 20,631 |  |  |  | 20,427 |
|  |  | 56,356 |  |  |  | 53,194 |
Net due from affiliates |  | $ | 6,118 |  |  | $ | 8,856 |
Schedule of Amounts Due From Affiliate [Table Text Block] |
|  | Three Months |
|  | Ended |
(In thousands) |  | March 31, 2021 |
Due from Sonatide at December 31, 2020 |  | $ | 41,623 |
Revenue earned by the company through Sonatide |  |  | 8,695 |
Less amounts received from Sonatide |  |  | (8,162 | )
Other |  |  | (313 | )
Total due from Sonatide at March 31, 2021 |  | $ | 41,843 |
Schedule of Amoutns Due to Affiliate [Table Text Block] |
|  | Three Months |
|  | Ended |
(In thousands) |  | March 31, 2021 |
Due to Sonatide at December 31, 2020 |  | $ | 32,767 |
Plus additional commissions payable to Sonatide |  |  | 814 |
Plus amounts paid by Sonatide on behalf of the company |  |  | 2,089 |
Other |  |  | 55 |
Total due to Sonatide at March 31, 2021 |  | $ | 35,725 |
Equity Method Investments [Table Text Block] |
|  | Three Months Ended |
|  | March 31, 2021 |  |  | March 31, 2020 |
Revenues of Angolan operations (in thousands) |  | $ | 9,292 |  |  | $ | 12,137 |
Percent of consolidated vessel revenues |  |  | 11 | % |  |  | 11 | %
Number of company owned vessels in Angola |  |  | 22 |  |  |  | 28 |
Number of stacked company owned vessels in Angola |  |  | 6 |  |  |  | 11 |

X
- Definition The tabular disclosure of amounts due from affiliate. + References No definition available. + Details
Name: | tdw_ScheduleOfAmountsDueFromAffiliateTableTextBlock
Namespace Prefix: | tdw_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition The tabular disclosure of amounts due to affiliate. + References No definition available. + Details
Name: | tdw_ScheduleOfAmoutnsDueToAffiliateTableTextBlock
Namespace Prefix: | tdw_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of equity method investments including, but not limited to, name of each investee or group of investments, percentage ownership, difference between recorded amount of an investment and the value of the underlying equity in the net assets, and summarized financial information. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571 + Details
Name: | us-gaap_EquityMethodInvestmentsTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of related party transactions. Examples of related party transactions include, but are not limited to, transactions between (a) a parent company and its subsidiary; (b) subsidiaries of a common parent; (c) and entity and its principal owners and (d) affiliates. + References No definition available. + Details
Name: | us-gaap_ScheduleOfRelatedPartyTransactionsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

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