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v3.21.2

Contingencies (Details) $ in Millions | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2021 USD ($) | Sep. 30, 2020 | Sep. 30, 2021 USD ($) segment | Sep. 30, 2020 | Dec. 31, 2020 USD ($)
Contingencies |  |  |  |  |
Number of reporting units | segment |  |  | 4 |  |
Cayman Water Retail Operations, Percentage Of Revenue | 32.00% | 28.00% | 33.00% | 32.00% |
Cayman Water Retail Operations, Percentage Of Gross Profit | 44.00% | 39.00% | 47.00% | 45.00% |
WSC [Member] |  |  |  |  |
Contingencies |  |  |  |  |
Accounts Receivable, Net | $ 21.4 |  | $ 21.4 |  | $ 16.8
Payments in accounts receivable | $ 6.9 |  | $ 15.6 |  |

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