Description of Business and Principles of Consolidation (Details) $ / shares in Units, $ in Millions			6 Months Ended
	Apr. 30, 2021 USD ($)	Apr. 19, 2021 USD ($) $ / shares shares	Jun. 30, 2021 transaction vote shares	Dec. 31, 2020 shares
Organization Consolidation and Presentation of Financial Statements [Line Items]
Common stock, shares authorized (in shares)			1,700,000,000	429,600,000
Preferred stock, shares authorized (in shares)			100,000,000	109,090,908
Preferred stock shares converted into equity (in shares)		0
Common stock, shares issued (in shares)			372,165,319	226,364,401
Common stock, shares outstanding (in shares)			372,165,319	226,364,401
Shares issued for each share converted (in shares)			1
Minimum
Organization Consolidation and Presentation of Financial Statements [Line Items]
Conversion period			61 days
Maximum
Organization Consolidation and Presentation of Financial Statements [Line Items]
Conversion period			180 days
KKR Denali Holdings L P
Organization Consolidation and Presentation of Financial Statements [Line Items]
Repayment of revolving credit facility | $	$ 400.0
Class A Common Stock
Organization Consolidation and Presentation of Financial Statements [Line Items]
Common stock, shares authorized (in shares)			1,500,000,000	386,400,000
Common stock, shares issued (in shares)			224,357,697	183,800,251
Common stock, shares outstanding (in shares)			224,357,697	183,800,251
Votes for each warrant or right | vote			1
Class A Common Stock | Restated Certificate of Incorporation
Organization Consolidation and Presentation of Financial Statements [Line Items]
Common stock, shares authorized (in shares)		1,500,000,000
Class A Common Stock | Conversion of Class A Common Stock into Class B Common Stock | KKR Denali
Organization Consolidation and Presentation of Financial Statements [Line Items]
Common stock converted from one class to another (in shares)		150,307,622
Class A Common Stock | Conversion of Class A Common Stock into Class B Common Stock | Adam Foroughi
Organization Consolidation and Presentation of Financial Statements [Line Items]
Common stock converted from one class to another (in shares)		150,307,622
Class A Common Stock | Conversion of Class A Common Stock into Class B Common Stock | Herald Chen
Organization Consolidation and Presentation of Financial Statements [Line Items]
Common stock converted from one class to another (in shares)		150,307,622
Class B Common Stock
Organization Consolidation and Presentation of Financial Statements [Line Items]
Common stock, shares authorized (in shares)			200,000,000	0
Common stock, shares issued (in shares)			147,807,622	0
Common stock, shares outstanding (in shares)			147,807,622	0
Votes for each warrant or right | transaction			20
Class B Common Stock | Restated Certificate of Incorporation
Organization Consolidation and Presentation of Financial Statements [Line Items]
Common stock, shares authorized (in shares)		200,000,000
Class C Common Stock
Organization Consolidation and Presentation of Financial Statements [Line Items]
Common stock, shares issued (in shares)		0
Common stock, shares outstanding (in shares)		0
Class C Common Stock | Restated Certificate of Incorporation
Organization Consolidation and Presentation of Financial Statements [Line Items]
Common stock, shares authorized (in shares)		150,000,000
Preferred Stock | Restated Certificate of Incorporation
Organization Consolidation and Presentation of Financial Statements [Line Items]
Preferred stock, shares authorized (in shares)		100,000,000
IPO
Organization Consolidation and Presentation of Financial Statements [Line Items]
Issuance of common stock (in shares)		22,500,000
Sale of stock issue price (in dollars per share) | $ / shares		$ 80.00
Sale of stock net consideration received on the transaction | $		$ 1,750.0
Underwriting discounts and commissions | $		47.2
Offering expenses | $		$ 7.9