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QUARTERLY FINANCIAL DATA (Tables) | 12 Months Ended
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Mar. 31, 2017
Quarterly Financial Information Disclosure [Abstract] |
Schedule of Quarterly Financial Information | Selected financial information for interim periods for the years ended March 31, is as follows:
|  | Quarter |
(In thousands except per share data) |  | First |  |  | Second |  |  | Third |  |  | Fourth |
Fiscal 2017 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues (A) |  | $ | 167,925 |  |  |  | 143,722 |  |  |  | 129,215 |  |  |  | 160,749 |
Operating income (loss) (B) |  |  | (66,135 | ) |  |  | (155,344 | ) |  |  | (287,034 | ) |  |  | (69,340 | )
Net loss attributable to Tidewater Inc. |  |  | (89,097 | ) |  |  | (178,490 | ) |  |  | (297,676 | ) |  |  | (94,855 | )
Basic loss per share attributable to Tidewater Inc. |  | $ | (1.89 | ) |  |  | (3.79 | ) |  |  | (6.32 | ) |  |  | (2.01 | )
Diluted loss per share attributable to Tidewater Inc. |  | $ | (1.89 | ) |  |  | (3.79 | ) |  |  | (6.32 | ) |  |  | (2.01 | )
Fiscal 2016 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues |  | $ | 304,774 |  |  |  | 271,923 |  |  |  | 218,191 |  |  |  | 184,174 |
Operating income (loss) (B) |  |  | 14,089 |  |  |  | (17,644 | ) |  |  | (9,400 | ) |  |  | (56,569 | )
Net loss attributable to Tidewater Inc. |  |  | (15,052 | ) |  |  | (43,835 | ) |  |  | (19,509 | ) |  |  | (81,787 | )
Basic loss per share attributable to Tidewater Inc. |  | $ | (.32 | ) |  |  | (.93 | ) |  |  | (.42 | ) |  |  | (1.74 | )
Diluted loss per share attributable to Tidewater Inc. |  | $ | (.32 | ) |  |  | (.93 | ) |  |  | (.42 | ) |  |  | (1.74 | )
| (A) | Included in revenues for the fourth quarter is $39.1 million of revenue related to early cancellation of a long-term vessel charter contract.
| (B) | Operating income consists of revenues less operating costs and expenses, depreciation, vessel operating leases, goodwill impairment, restructuring charges, asset impairments, general and administrative expenses and gain on asset dispositions, net, of the company’s operations. Asset impairments, net, by quarter for fiscal 2017 and 2016, are as follows:
(In thousands) |  | First |  |  | Second |  |  | Third |  |  | Fourth |
Fiscal 2017: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Asset impairment |  | $ | 36,886 |  |  |  | 129,562 |  |  |  | 253,422 |  |  |  | 64,857 |
Fiscal 2016: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Asset impairment |  | $ | 14,958 |  |  |  | 31,672 |  |  |  | 15,141 |  |  |  | 55,540 |

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- Definition Tabular disclosure of quarterly financial data. Includes, but is not limited to, financial information for fiscal quarters, cumulative effect of a change in accounting principle and earnings per share data. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a)-(j) -URI http://asc.fasb.org/extlink&oid=68076893&loc=d3e1280-108306 + Details
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