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v3.21.2

Debt And Liquidity (Narrative) (Details) |  |  | 1 Months Ended | 3 Months Ended | 9 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | ---
Jan. 31, 2021 | Dec. 22, 2020 USD ($) | Feb. 28, 2021 | Dec. 31, 2020 USD ($) | Sep. 30, 2021 USD ($) | Sep. 30, 2021 USD ($) | Sep. 30, 2020 USD ($) | Jun. 30, 2018 USD ($) | May 31, 2018 USD ($) | Feb. 28, 2018 USD ($)
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Repayments of Secured Debt |  |  |  |  |  | $ 300,000,000 | $ 249,214,000 |  |  |
Subordinated Borrowing, Interest Rate |  | 4.625% |  |  |  |  |  |  |  |
Debt Instrument, Redemption Price, Percentage of Principal Amount Redeemed |  |  |  |  |  | 30.00% |  |  |  |
2020 Senior Notes |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt Instrument, Face Amount |  | $ 500,000,000 |  |  |  |  |  |  |  |
Subordinated Borrowing, Interest Rate |  | 4.625% |  |  |  |  |  |  |  |
Debt Instrument, Redemption Price, Percentage of Principal Amount Redeemed |  |  |  | 40.00% |  |  |  |  |  |
Debt Instrument, Redemption Price, Percentage |  |  |  | 104.625% |  |  |  |  |  |
Debt Instrument, Redemption Price, Premium Applicable, Percentage |  |  |  | 100.00% |  |  |  |  |  |
Debt Instrument, Covenant, Restricted Payments Allowable With No Default Or Event Of Default, Pro Forma Consolidated First Lien Net Leverage Ratio, Maximum |  |  |  | 2.00 |  |  |  |  |  |
Debt Instrument, Covenant, Restricted Payments Allowable Pursuant To Certain Baskets, Pro Forma Consolidated First Lien Net Leverage Ratio, Maximum |  |  |  | 2.00 |  |  |  |  |  |
Fair Value, Inputs, Level 3 |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Fair Value of Debt |  |  |  | $ 1,453,000,000 | $ 1,160,000,000 | $ 1,160,000,000 |  |  |  |
2018 Credit Agreement |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Equity Interest Pledge |  |  |  |  |  |  |  |  |  | 65.00%
Ratio of Indebtedness to Net Capital |  |  |  |  |  |  |  |  |  | 4.00
2018 Credit Agreement | Minimum |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt Instrument, Variable Rate | 1.00% |  | 0.50% |  |  |  |  |  |  |
2018 Credit Agreement | Term Loan Facility |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Repayments of Secured Debt |  |  |  | $ 500,000,000 | $ 100,000,000 | 300,000,000 |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity |  |  |  |  |  |  |  | $ 2,250,000,000 | $ 1,500,000,000 |
Debt Instrument, Annual Amortization Rate, Amount |  |  |  |  |  | $ 112,500,000 |  |  |  |
Excess Cashflow Threshold Percentage |  |  |  |  |  |  |  |  |  | 75.00%
2018 Credit Agreement | Term Loan Facility | Contingent Event One |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Excess Cashflow Threshold Percentage |  |  |  |  |  |  |  |  |  | 50.00%
2018 Credit Agreement | Term Loan Facility | Contingent Event Two |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Excess Cashflow Threshold Percentage |  |  |  |  |  |  |  |  |  | 0.00%
2018 Credit Agreement | Term Loan Facility | Minimum | Contingent Event One |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Ratio of Indebtedness to Net Capital |  |  |  |  |  |  |  |  |  | 1.25
2018 Credit Agreement | Term Loan Facility | Maximum | Contingent Event One |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Ratio of Indebtedness to Net Capital |  |  |  |  |  |  |  |  |  | 1.75
2018 Credit Agreement | Term Loan Facility | Adjusted LIBO Rate |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate |  |  | 3.00% |  |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate, Increase (Decrease) |  |  | (0.50%) |  |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate, Decrease Upon Achievement Of Specific Public Ratings |  |  | 0.25% |  |  |  |  |  |  |
2018 Credit Agreement | Term Loan Facility | ABR |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate |  |  | 2.00% |  |  |  |  |  |  |
2018 Credit Agreement | Revolving Credit Facility |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity |  |  |  |  |  |  |  |  |  | $ 250,000,000
Debt Instrument, Basis Spread on Variable Rate |  |  |  |  |  | 0.25% |  |  |  |
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage |  |  |  |  |  | 0.25% |  |  |  |
Borrowing Threshold |  |  |  |  |  |  |  |  |  | $ 35,000,000
Borrowing Threshold Percentage |  |  |  |  |  |  |  |  |  | 35.00%
2018 Credit Agreement | Revolving Credit Facility | Adjusted LIBO Rate |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate |  |  |  |  |  | 3.75% |  |  |  |
2018 Credit Agreement | Revolving Credit Facility | ABR |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate |  |  |  |  |  | 2.75% |  |  |  |

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