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COMMITMENTS AND CONTINGENCIES (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Mar. 31, 2022 | Mar. 31, 2021 | Mar. 31, 2020
Contracts with U.S. government agencies or other U.S. government contractors | Revenue Benchmark | Total U.S. government |  |  |
Concentration Risk [Line Items] |  |  |
Concentration risk, percentage | 97.00% | 97.00% | 96.00%
Unfavorable Regulatory Action |  |  |
Loss Contingencies [Line Items] |  |  |
Liability for reductions and/or penalties from U.S Government audits | $ 290.4 | $ 263.2 |
Financial Standby Letter of Credit |  |  |
Concentration Risk [Line Items] |  |  |
Guarantor obligations, carrying value | 8.4 | 9.8 |
Guarantor obligations, reduction to available borrowings | 1.0 | 0.9 |
Guarantor obligations, facility | 20.0 |  |
Guarantor obligations, available amount | $ 12.6 | $ 11.1 |

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