SHARE-BASED COMPENSATION AND OTHER EMPLOYEE BENEFIT PLANS - Components of Net Periodic Pension Cost (Details) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2020 |
Sep. 30, 2019 |
Sep. 30, 2020 |
Sep. 30, 2019 |
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| Share-based Payment Arrangement [Abstract] | ||||
| Service cost for benefits earned during the period | $ 304 | $ 152 | $ 595 | $ 311 |
| Interest cost on pension benefit obligation | 2,334 | 2,799 | 4,576 | 5,718 |
| Expected return on assets | (3,233) | (3,841) | (6,340) | (7,846) |
| Prior service costs | 0 | 34 | 0 | 69 |
| Amortization of unrecognized losses | 0 | 1,976 | 0 | 4,037 |
| Net periodic pension cost (benefit) | $ (595) | $ 1,120 | $ (1,169) | $ 2,289 |
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- Definition Amount of gain (loss) recognized in net periodic benefit (cost) credit of defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of prior service cost (credit) recognized in net periodic benefit cost (credit) of defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of expected return (loss) recognized in net periodic benefit (cost) credit, calculated based on expected long-term rate of return and market-related value of plan assets of defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of cost recognized for passage of time related to defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of net periodic benefit cost (credit) for defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of cost for actuarial present value of benefits attributed to service rendered by employee for defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- References No definition available.
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