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v3.19.3.a.u2

Summary of Consolidated Balance Sheet (Parenthetical) (Detail) $ / shares in Units, $ in Thousands |  | 4 Months Ended | 5 Months Ended |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | ---
Jul. 31, 2017 USD ($) $ / shares shares | Jul. 31, 2017 USD ($) $ / shares shares | Dec. 31, 2017 $ / shares shares | Dec. 31, 2019 USD ($) | Jan. 01, 2019 USD ($) | Dec. 31, 2018 USD ($) | Mar. 01, 2018 USD ($) | Aug. 01, 2017 USD ($) $ / shares
Fresh Start Accounting [Line Items] |  |  |  |  |  |  |  |  |
Amounts payable to holders of General Unsecured Claims at July 31, 2017 |  | $ 102,193 | $ 102,193 |  |  |  |  |  |
Total payments pursuant to the Plan |  | 225,000 | 225,000 |  |  |  |  |  |
Reclassification from current to long-term |  | 10,409 | 10,409 |  |  |  |  |  |
Amount outstanding |  |  |  |  | $ (297,659) |  | $ (431,456) |  |
Gain on settlement of Liabilities subject to compromise |  |  | (767,640) |  |  |  |  |  |
Number of shares of Tidewater Series warrants held by 401(k) plan | shares |  |  |  | 924,125 |  |  |  |  |
Additional paid-in capital |  |  |  |  | 1,367,521 |  | 1,352,388 |  |
Reduction in carrying value of receivable related to vessel | [1] | 480 | 480 |  |  |  |  |  |
Carrying value of receivable after fair value adjustment |  |  |  |  |  |  |  |  | $ 116,496
Decrease in Noncontrolling interests | [2] | $ 13,266 | $ 13,266 |  |  |  |  |  |
Series A Warrants |  |  |  |  |  |  |  |  |
Fresh Start Accounting [Line Items] |  |  |  |  |  |  |  |  |
Number of shares of Tidewater Series warrants held by 401(k) plan | shares |  | 2,400,000 | 2,400,000 |  |  |  |  |  |
Warrants exercise price | $ / shares |  | $ 57.06 | $ 57.06 |  |  |  |  |  |
Series B Warrants |  |  |  |  |  |  |  |  |
Fresh Start Accounting [Line Items] |  |  |  |  |  |  |  |  |
Number of shares of Tidewater Series warrants held by 401(k) plan | shares |  | 2,600,000 | 2,600,000 |  |  |  |  |  |
Warrants exercise price | $ / shares |  | $ 62.28 | $ 62.28 |  |  |  |  |  |
Reorganization Adjustments |  |  |  |  |  |  |  |  |
Fresh Start Accounting [Line Items] |  |  |  |  |  |  |  |  |
Shares issued | shares |  |  |  | 18.5 |  |  |  |  |
Additional paid-in capital |  |  |  |  |  |  |  |  | 756,346
Fair Value of Successor additional paid-in capital |  |  |  |  |  |  |  |  | 1,055,391
Reorganization Adjustments | Series A Warrants |  |  |  |  |  |  |  |  |
Fresh Start Accounting [Line Items] |  |  |  |  |  |  |  |  |
Series A Warrants (2,432,432 Warrants at $1.88 per warrant) |  |  |  |  |  |  |  |  | 5,510
Reorganization Adjustments | Series B Warrants |  |  |  |  |  |  |  |  |
Fresh Start Accounting [Line Items] |  |  |  |  |  |  |  |  |
Series A Warrants (2,432,432 Warrants at $1.88 per warrant) |  |  |  |  |  |  |  |  | 4,945
Reorganization Adjustments | Issued Creditor Warrants |  |  |  |  |  |  |  |  |
Fresh Start Accounting [Line Items] |  |  |  |  |  |  |  |  |
Series A Warrants (2,432,432 Warrants at $1.88 per warrant) |  |  |  |  |  |  |  |  | 192,108
Reorganization Adjustments | Reserved Creditor Warrants |  |  |  |  |  |  |  |  |
Fresh Start Accounting [Line Items] |  |  |  |  |  |  |  |  |
Series A Warrants (2,432,432 Warrants at $1.88 per warrant) |  |  |  |  |  |  |  |  | $ 96,482
Reorganization Adjustments | Predecessor Stock Holder |  |  |  |  |  |  |  |  |
Fresh Start Accounting [Line Items] |  |  |  |  |  |  |  |  |
Shares issued | shares |  |  |  | 1.5 |  |  |  |  |
Reorganization Adjustments | Common Stock |  |  |  |  |  |  |  |  |
Fresh Start Accounting [Line Items] |  |  |  |  |  |  |  |  |
Per share value | $ / shares |  | 25.00 | 25.00 |  |  |  |  |  |
Reorganization Adjustments | New Creditor Warrant |  |  |  |  |  |  |  |  |
Fresh Start Accounting [Line Items] |  |  |  |  |  |  |  |  |
Warrants exercise price | $ / shares |  | $ 25.00 | $ 25.00 |  |  |  |  |  |
Reorganization Adjustments | Series A Warrants |  |  |  |  |  |  |  |  |
Fresh Start Accounting [Line Items] |  |  |  |  |  |  |  |  |
Number of shares of Tidewater Series warrants held by 401(k) plan | shares |  | 2.4 | 2.4 | 2,432,432 |  |  |  |  |
Warrants exercise price | $ / shares |  | $ 57.06 | $ 57.06 | $ 1.88 |  |  |  |  | $ 2.27
Reorganization Adjustments | Series B Warrents |  |  |  |  |  |  |  |  |
Fresh Start Accounting [Line Items] |  |  |  |  |  |  |  |  |
Number of shares of Tidewater Series warrants held by 401(k) plan | shares |  | 2.6 | 2.6 | 2,629,657 |  |  |  |  |
Warrants exercise price | $ / shares |  | $ 62.28 | $ 62.28 | $ 2.27 |  |  |  |  | $ 1.88
Reorganization Adjustments | Issued Creditor Warrants |  |  |  |  |  |  |  |  |
Fresh Start Accounting [Line Items] |  |  |  |  |  |  |  |  |
Number of shares of Tidewater Series warrants held by 401(k) plan | shares |  |  |  | 7,684,453 |  |  |  |  |
Warrants exercise price | $ / shares |  |  |  | $ 25 |  |  |  |  |
Reorganization Adjustments | Reserved Creditor Warrants |  |  |  |  |  |  |  |  |
Fresh Start Accounting [Line Items] |  |  |  |  |  |  |  |  |
Number of shares of Tidewater Series warrants held by 401(k) plan | shares |  |  |  | 3,859,361 |  |  |  |  |
Warrants exercise price | $ / shares |  |  |  | $ 25 |  |  |  |  |
Fresh Start Accounting Adjustments |  |  |  |  |  |  |  |  |
Fresh Start Accounting [Line Items] |  |  |  |  |  |  |  |  |
Write-off of accrued losses |  | $ 1,300 | $ 1,300 |  |  |  |  |  |
Intangible liability |  | 2,100 | 2,100 |  |  |  |  |  |
Current intangible liability |  | $ 400 | 400 |  |  |  |  |  |
Amortization of intangible liability contract |  | 2023 |  |  |  |  |  |  |
Write-off of deferred rent and unrecognized deferred gain |  | $ 3,800 | 3,800 |  |  |  |  |  |
Write-off of current deferred rent and unrecognized deferred gain |  | 400 | 400 |  |  |  |  |  |
Fresh-start accounting deferred tax current |  | 900 | 900 |  |  |  |  |  |
Deferred income taxes |  | 1,300 | 1,300 |  |  |  |  |  |
Write-off of unamortized debt issuance costs |  | 900 |  |  |  |  |  |  |
Decrease in Noncontrolling interests |  | 13,300 | 13,300 |  |  |  |  |  |
Fresh Start Accounting Adjustments | Asset under Construction |  |  |  |  |  |  |  |  |
Fresh Start Accounting [Line Items] |  |  |  |  |  |  |  |  |
Fresh-start accounting deferred tax |  | 800 | 800 |  |  |  |  |  |
Fresh Start Accounting Adjustments | Asset under Construction | U.S. Pension Plan |  |  |  |  |  |  |  |  |
Fresh Start Accounting [Line Items] |  |  |  |  |  |  |  |  |
Reduction in carrying value of vessel |  | 41,700 | 41,700 |  |  |  |  |  |
Fresh Start Accounting Adjustments | Asset under Construction | BRAZIL |  |  |  |  |  |  |  |  |
Fresh Start Accounting [Line Items] |  |  |  |  |  |  |  |  |
Reduction in carrying value of receivable related to vessel |  | 3,800 | 3,800 |  |  |  |  |  |
Carrying value of receivable after fair value adjustment |  | $ 1,800 | $ 1,800 |  |  |  |  |  |
Fresh Start Accounting Adjustments | Measurement Input, Discount Rate |  |  |  |  |  |  |  |  |
Fresh Start Accounting [Line Items] |  |  |  |  |  |  |  |  |
Fair value discount rate |  | 12 | 12 |  |  |  |  |  |
Senior Notes | Fresh Start Accounting Adjustments | Troms Offshore Supply AS |  |  |  |  |  |  |  |  |
Fresh Start Accounting [Line Items] |  |  |  |  |  |  |  |  |
Aggregate discount recorded |  | $ 5,400 | $ 5,400 |  |  |  |  |  |
General Unsecured Creditors | Reorganization Adjustments |  |  |  |  |  |  |  |  |
Fresh Start Accounting [Line Items] |  |  |  |  |  |  |  |  |
Shares issued | shares |  |  |  | 17.0 |  |  |  |  |
General Unsecured Creditors | Reorganization Adjustments | New Creditor Warrant |  |  |  |  |  |  |  |  |
Fresh Start Accounting [Line Items] |  |  |  |  |  |  |  |  |
Shares issued | shares |  | 7.7 |  |  |  |  |  |  |
Unresolved Sale Leaseback Claim | Reorganization Adjustments | New Creditor Warrant |  |  |  |  |  |  |  |  |
Fresh Start Accounting [Line Items] |  |  |  |  |  |  |  |  |
Shares issued | shares |  |  |  | 3.9 |  |  |  |  |
8.00% New Secured Notes Due August 2022 |  |  |  |  |  |  |  |  |
Fresh Start Accounting [Line Items] |  |  |  |  |  |  |  |  |
Aggregate principal amount |  | $ 350,000 | 350,000 |  | 350,000 | $ 100 |  | $ 40 |
New secured notes |  |  |  |  | $ 224,793 |  | $ 349,954 |  |
8.00% New Secured Notes Due August 2022 | Fresh Start Accounting Adjustments |  |  |  |  |  |  |  |  |
Fresh Start Accounting [Line Items] |  |  |  |  |  |  |  |  |
New secured notes |  | 15,400 | 15,400 |  |  |  |  |  |
Premium recorded |  | 350,000 | 350,000 |  |  |  |  |  |
Restatement Adjustment |  |  |  |  |  |  |  |  |
Fresh Start Accounting [Line Items] |  |  |  |  |  |  |  |  |
Payment made to holders of General Unsecured Claims upon emergence |  | 122,807 | 122,807 |  |  |  |  |  |
Amounts payable to holders of General Unsecured Claims at July 31, 2017 |  | 102,193 | 102,193 |  |  |  |  |  |
Total payments pursuant to the Plan |  | 225,000 | 225,000 |  |  |  |  |  |
Postconfirmation cash upon full payment |  | 12,400 |  |  |  |  |  |  |
Accrued interest payable |  | (23,736) | (23,736) |  |  |  |  |  |
Lessor claims - sale leaseback agreements |  | (260,160) | (260,160) |  |  |  |  |  |
Total liabilities subject to compromise |  | (2,326,122) | (2,326,122) |  |  |  |  |  |
Fair value of equity and warrants issued to General Unsecured Creditors |  | 983,482 | 983,482 |  |  |  |  |  |
Gain on settlement of Liabilities subject to compromise |  | (767,640) |  |  |  |  |  |  |
Restatement Adjustment | Term Loan Facility |  |  |  |  |  |  |  |  |
Fresh Start Accounting [Line Items] |  |  |  |  |  |  |  |  |
Amount outstanding |  | (300,000) | (300,000) |  |  |  |  |  |
Restatement Adjustment | September Two Thousand Thirteen Senior Unsecured Notes |  |  |  |  |  |  |  |  |
Fresh Start Accounting [Line Items] |  |  |  |  |  |  |  |  |
Aggregate debt outstanding |  | (500,000) | (500,000) |  |  |  |  |  |
Restatement Adjustment | August Two Thousand Eleven Senior Unsecured Notes |  |  |  |  |  |  |  |  |
Fresh Start Accounting [Line Items] |  |  |  |  |  |  |  |  |
Aggregate debt outstanding |  | (165,000) | (165,000) |  |  |  |  |  |
Restatement Adjustment | September Twenty Ten Senior Unsecured Notes |  |  |  |  |  |  |  |  |
Fresh Start Accounting [Line Items] |  |  |  |  |  |  |  |  |
Aggregate debt outstanding |  | (382,500) | (382,500) |  |  |  |  |  |
Restatement Adjustment | Senior Notes |  |  |  |  |  |  |  |  |
Fresh Start Accounting [Line Items] |  |  |  |  |  |  |  |  |
Make-whole provision - Senior notes |  | (94,726) | (94,726) |  |  |  |  |  |
Restatement Adjustment | Revolving Credit Facility |  |  |  |  |  |  |  |  |
Fresh Start Accounting [Line Items] |  |  |  |  |  |  |  |  |
Outstanding borrowing |  | (600,000) | (600,000) |  |  |  |  |  |
Restatement Adjustment | 8.00% New Secured Notes Due August 2022 |  |  |  |  |  |  |  |  |
Fresh Start Accounting [Line Items] |  |  |  |  |  |  |  |  |
Reclassification from current to long-term |  | 5,200 | 5,200 |  |  |  |  |  |
Aggregate principal amount |  | $ 350,000 | $ 350,000 |  |  |  |  |  |
[1] | Represents fair value adjustments on outstanding warranty claims.
[2] | Reflects a $13.3 million adjustment to decrease the carrying value of the noncontrolling interests to the estimated fair value.

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