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v3.21.2

Summary of Significant Accounting Policies - Additional Information (Details) - USD ($) $ / shares in Units, shares in Millions | 1 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | ---
Jun. 01, 2021 | Feb. 28, 2021 | Nov. 30, 2020 | Jul. 03, 2021 | Oct. 03, 2020 | Jun. 27, 2020
New Accounting Pronouncements Or Change In Accounting Principle [Line Items] |  |  |  |  |  |
Net proceeds from initial public offering |  |  |  | $ 458,587,000 |  |
Stock split |  |  |  | 156,500-for-1 |  |
Fair value, assets, level 1 to level 2 transfers, amount |  |  |  | $ 0 |  | $ 0
Fair value, assets, level 2 to level 1 transfers, amount |  |  |  | 0 |  | 0
Fair value, liabilities, level 1 to level 2 transfers, amount |  |  |  | 0 |  | 0
Fair value, liabilities, level 2 to level 1 transfers, amount |  |  |  | $ 0 |  | $ 0
Interest Rate Cap Agreement |  |  |  |  |  |
New Accounting Pronouncements Or Change In Accounting Principle [Line Items] |  |  |  |  |  |
Debt instrument, maturity date |  |  |  | Mar. 31, 2021 |  |
Fair value of interest rate cap agreements |  |  |  | $ 0 | $ 0 |
Level 2 | Term Loan due in 2028 |  |  |  |  |  |
New Accounting Pronouncements Or Change In Accounting Principle [Line Items] |  |  |  |  |  |
Fair value of term loan |  |  |  | 804,400,000 |  |
Recurring Basis |  |  |  |  |  |
New Accounting Pronouncements Or Change In Accounting Principle [Line Items] |  |  |  |  |  |
Assets measured at fair value |  |  |  | $ 0 | $ 0 |
Senior Unsecured Notes |  |  |  |  |  |
New Accounting Pronouncements Or Change In Accounting Principle [Line Items] |  |  |  |  |  |
Repayment of senior notes |  |  | $ 390,000,000.0 |  |  |
Initial Public Offering |  |  |  |  |  |
New Accounting Pronouncements Or Change In Accounting Principle [Line Items] |  |  |  |  |  |
Number of common stock shares issued |  |  | 30.0 |  |  |
Offering price |  |  | $ 17.00 |  |  |
Net proceeds from initial public offering |  |  | $ 458,600,000 |  |  |
Underwriting discounts and commissions |  |  | 45,000,000.0 |  |  |
Offering costs |  |  | $ 6,300,000 |  |  |
Subsequent Public Offering |  |  |  |  |  |
New Accounting Pronouncements Or Change In Accounting Principle [Line Items] |  |  |  |  |  |
Number of common stock shares issued | 24.5 | 29.0 |  |  |  |
Offering price | $ 27.64 | $ 26.00 |  |  |  |
Underwriting discounts and commissions | $ 20,300,000 | $ 22,600,000 |  |  |  |
Net proceeds from subsequent public offering | $ 656,900,000 | $ 731,400,000 |  |  |  |
Option for underwriters to purchase | 30 days | 30 days |  |  |  |
Maximum | Subsequent Public Offering |  |  |  |  |  |
New Accounting Pronouncements Or Change In Accounting Principle [Line Items] |  |  |  |  |  |
Additional shares of common stock | 3.7 | 4.4 |  |  |  |

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