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v3.23.3

Debt - Narrative (Details) $ in Millions |  | 1 Months Ended | 9 Months Ended |
--- | --- | --- | --- | ---
Jun. 22, 2020 USD ($) | Oct. 31, 2017 USD ($) | Sep. 30, 2023 USD ($) facility quarterly_payment | Jun. 30, 2022 USD ($)
Senior Secured Credit Facility - Amended III |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Commitment Fee |  |  | 0.23% |
Senior Secured Credit Facility - Amended III | Minimum |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Commitment Fee |  |  | 0.15% |
Senior Secured Credit Facility - Amended III | Maximum |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Commitment Fee |  |  | 0.28% |
Two Committed Letter of Credit Facilities | Letter of Credit |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Available capacity amount |  |  | $ 9 |
Number of term loan facilities | facility |  |  | 2 |
Amount available |  |  | $ 39 |
Undrawn letters of credit |  |  | 30 |
Fifteen Million Committed Facility | Letter of Credit |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Maximum borrowing capacity |  |  | 15 |
Twenty-four Million Committed Facility | Letter of Credit |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Maximum borrowing capacity |  |  | 24 |
Two Unsecured Letter of Credit Facilities | Letter of Credit |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Available capacity amount |  |  | $ 32 |
Number of term loan facilities | facility |  |  | 2 |
Amount available |  |  | $ 55 |
Undrawn letters of credit |  |  | 23 |
Forty Million Unsecured Letter Of Credit Facility | Letter of Credit |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Amount available |  |  | 40 |
Fifteen Million Unsecured Letter Of Credit Facility | Letter of Credit |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Amount available |  |  | $ 15 |
Senior Secured Credit Facility - Amended III | SOFR |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Interest rate margin |  |  | 1.50% |
Senior Secured Credit Facility - Amended III | SOFR | Minimum |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Interest rate margin |  |  | 1.25% |
Senior Secured Credit Facility - Amended III | SOFR | Maximum |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Interest rate margin |  |  | 1.75% |
Senior Secured Credit Facility - Amended III | Base Rate |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Interest rate margin |  |  | 0.50% |
Senior Secured Credit Facility - Amended III | Base Rate | Minimum |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Interest rate margin |  |  | 0.25% |
Senior Secured Credit Facility - Amended III | Base Rate | Maximum |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Interest rate margin |  |  | 0.75% |
Term Loan A | Senior Secured Credit Facility - Amended III |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Debt, aggregate principal amount |  |  |  | $ 1,400
First two years quarterly principal payment, percentage |  |  |  | 0.625%
Number of quarterly installment payments at 0.625% | quarterly_payment |  |  | 8 |
Post two years quarterly principal payment, percentage |  |  |  | 1.25%
Revolving Credit Facility | Senior Secured Credit Facility - Amended III |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Maximum borrowing capacity |  |  |  | $ 1,000
Available capacity amount |  |  | $ 437 |
Senior unsecured notes | Four hundred million senior unsecured notes |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Debt, aggregate principal amount | $ 400 |  |  |
Debt maturity period | 5 years |  |  |
Interest rate percentage | 5.50% |  |  |
Senior unsecured notes | Six hundred million senior unsecured notes |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Debt, aggregate principal amount |  | $ 600 |  |
Debt maturity period |  | 10 years |  |
Interest rate percentage |  | 4.625% |  |

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