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INCOME TAXES (DETAILS 5) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
Reconciliation of effective tax rate (% of income before income taxes) [Line Items] |  |  |
Unrecognized tax benefits | $ 0 | $ 0 |
Income before income taxes - Bermuda (domestic) | 469,306,000 | 652,235,000 | $ 690,517,000
Income before income taxes - foreign | 50,402,000 | (7,576,000) | 139,955,000
Total income before income taxes | $ 519,708,000 | $ 644,659,000 | $ 830,472,000
Expected tax rate | 0.00% | 0.00% | 0.00%
Valuation allowance | 0.20% | 1.20% | 1.10%
Net tax exempt income | (0.20%) | (0.10%) | (0.70%)
Other | 0.30% | (0.90%) | (0.60%)
Actual tax rate | 1.20% | 0.50% | 3.10%
U.S. [Member] |  |  |
Reconciliation of effective tax rate (% of income before income taxes) [Line Items] |  |  |
Foreign taxes at local expected rates | (0.60%) | 0.80% | 1.80%
Europe [Member] |  |  |
Reconciliation of effective tax rate (% of income before income taxes) [Line Items] |  |  |
Foreign taxes at local expected rates | 1.50% | (0.20%) | 1.50%
Other [Member] |  |  |
Reconciliation of effective tax rate (% of income before income taxes) [Line Items] |  |  |
Foreign taxes at local expected rates | 0.00% | (0.30%) | 0.00%

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