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FAIR VALUE OF FINANCIAL INSTRUMENTS (Tables) | 12 Months Ended
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Mar. 31, 2020
Fair Value Disclosures [Abstract] |
Fair Value of Senior Notes | The fair value of our senior notes has been estimated based upon our current incremental borrowing rates for similar types of borrowing arrangements. The fair value of our Senior Unsecured Notes at March 31, 2020 are as follows:
|  | Fair Value |
|  | (dollars in thousands) |
4.500% Senior Unsecured Notes Due 2026 |  | $ | 320,560 |

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