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FAIR VALUE OF FINANCIAL INSTRUMENTS: (Tables) | 9 Months Ended
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Dec. 31, 2020
Fair Value Disclosures [Abstract] |
Schedule of financial assets and liabilities measured at fair value | The following tables detail the fair value measurements within the fair value hierarchy of the Company's financial assets and liabilities at December 31, 2020 and March 31, 2020 (dollars in thousands):
|  | December 31, 2020
|  | Level 1 |  | Level 2 |  | Level 3 |  | Total
Other current assets: |  |  |  |  |  |  |  |
Assets of non-qualified retirement plan |  | $ | 16,425 |  |  | $ | — |  |  | $ | — |  |  | $ | 16,425 |
Total |  | $ | 16,425 |  |  | $ | — |  |  | $ | — |  |  | $ | 16,425 |
|  | March 31, 2020
|  | Level 1 |  | Level 2 |  | Level 3 |  | Total
Other current assets: |  |  |  |  |  |  |  |
Assets of non-qualified retirement plan |  | $ | 11,623 |  |  | $ | — |  |  | $ | — |  |  | $ | 11,623 |
Total |  | $ | 11,623 |  |  | $ | — |  |  | $ | — |  |  | $ | 11,623 |

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- Definition Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258 + Details
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