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DEBT AND FINANCING ARRANGEMENTS (Details) - USD ($) | Jun. 01, 2020 | Mar. 28, 2020
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LOC Facility | Letter of Credit |  |
Line of Credit Facility [Line Items] |  |
Line of credit facility |  | $ 250,000,000
LOC Facility Two | Letter of Credit |  |
Line of Credit Facility [Line Items] |  |
Line of credit facility |  | $ 500,000,000
AXIS Specialty Finance PLC | 5.875% Senior Notes | Senior Notes |  |
Line of Credit Facility [Line Items] |  |
Repayment of senior notes | $ 500,000,000 |
Stated interest rate | 5.875% |
AXIS Specialty Finance PLC |  |
Line of Credit Facility [Line Items] |  |
Ownership percentage by parent | 100.00% |

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