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Derivative Financial Instruments - Foreign Exchange Rate and Commodity Price Risk (Details) € in Millions, ¥ in Millions, $ in Millions, $ in Millions | 6 Months Ended | 68 Months Ended |  |  |
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Jun. 30, 2023 SGD ($) $ / bbl bbl | Jun. 30, 2023 SGD ($) $ / bbl bbl | Jun. 30, 2023 USD ($) $ / bbl | Jun. 30, 2023 EUR (€) $ / bbl | Jun. 30, 2023 JPY (¥) $ / bbl | Dec. 31, 2022 SGD ($) | Dec. 31, 2022 USD ($) | Dec. 31, 2019 USD ($)
Foreign Exchange Forward |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |
Derivative contract term | 18 months |  |  |  |  |  |  |
Options Held |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |
Derivative, nonmonetary notional amount, volume | bbl | 241,491 | 943,274 |  |  |  |  |  |
Derivative, average price risk option strike price | $ / bbl | 99.01 | 99.01 | 99.01 | 99.01 | 99.01 |  |  |
SGD | Currency forwards |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |
Derivative, notional amount | $ 601.5 | $ 601.5 |  |  |  | $ 601.5 |  |
SGD | Currency forwards | Fair Value Hedges |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |
Derivative, notional amount | 94.0 | 94.0 |  |  |  |  |  |
SGD | Foreign Exchange Forward | Purchase | Designated as Hedging Instrument |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |
Derivative, notional amount | $ 41.3 | $ 41.3 |  |  |  |  |  |
SGD | Foreign Exchange Forward | Sell | Designated as Hedging Instrument |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |
Derivative, notional amount |  |  | $ 15.0 | € 14.8 |  |  |  |
USD | Currency forwards |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |
Derivative, notional amount |  |  | 13.4 |  |  |  | $ 13.4 |
USD | Cross Currency Interest Rate Contract | Net Investment Hedges: |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |
Derivative, notional amount |  |  | 82.1 |  |  |  |  | $ 90.0
EUR | Currency forwards | Fair Value Hedges |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |
Derivative, notional amount | € |  |  |  | 278.6 |  |  |  |
EUR | Foreign Exchange Forward | Purchase | Designated as Hedging Instrument |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |
Derivative, notional amount | € |  |  |  | 24.6 |  |  |  |
EUR | Foreign Exchange Forward | Sell | Designated as Hedging Instrument |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |
Derivative, notional amount |  |  | 26.5 | 0.0 |  |  |  |
Yen | Foreign Exchange Forward | Purchase | Designated as Hedging Instrument |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |
Derivative, notional amount | ¥ |  |  |  |  | ¥ 5,434.8 |  |  |
Yen | Foreign Exchange Forward | Sell | Designated as Hedging Instrument |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |
Derivative, notional amount |  |  | $ 30.0 | € 11.2 |  |  |  |
Yen | Cross Currency Interest Rate Contract | Net Investment Hedges: |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |
Derivative, notional amount | ¥ |  |  |  |  | ¥ 9,000.0 |  |  |

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