At-the-Market Equity Offerings - Summary of Active At-the-Market Equity Offering (Detail) - USD ($)								2 Months Ended	3 Months Ended			4 Months Ended	8 Months Ended		9 Months Ended
	Aug. 01, 2024	Jul. 31, 2024	Nov. 30, 2023	Nov. 29, 2023	Aug. 01, 2023	May 01, 2023	Sep. 09, 2022	Sep. 30, 2024	Sep. 30, 2024	Sep. 30, 2023	Jul. 31, 2023	Nov. 29, 2023	Jul. 31, 2024	May 01, 2023	Sep. 30, 2024	Sep. 30, 2023	Dec. 31, 2023
At Market Equity Offerings [Line Items]
Net proceeds received from shares sold under such sales agreement									$ 1,105,141,000	$ 147,218,000					$ 1,242,293,000	$ 819,674,000
Class A
At Market Equity Offerings [Line Items]
Cumulative shares sold under such sales agreement								191,684,000	191,684,000						191,684,000		157,725,000
August 2024 Sales Agreement
At Market Equity Offerings [Line Items]
Net proceeds received from shares sold under such sales agreement									$ 1,105,141,000						$ 1,105,141,000
Cumulative shares sold under such sales agreement								8,048,449	8,048,449						8,048,449
August 2024 Sales Agreement | TD Securities (USA) LLC, The Benchmark Company, LLC, BTIG, LLC, Canaccord Genuity LLC, Maxim Group LLC and SG Americas Securities, LLC
At Market Equity Offerings [Line Items]
Net proceeds received from shares sold under such sales agreement								$ 1,105,141,000
August 2024 Sales Agreement | TD Securities (USA) LLC, The Benchmark Company, LLC, BTIG, LLC, Canaccord Genuity LLC, Maxim Group LLC and SG Americas Securities, LLC | Class A
At Market Equity Offerings [Line Items]
Agreement effective date	Aug. 01, 2024
Maximum aggregate offering price	$ 2,000,000,000
Maximum commissions payable to sales agents on gross proceeds from the sale of shares	2.00%
Maximum aggregate offering price remaining available for sale under such sales agreement	$ 891,286
November 2023 Sales Agreement
At Market Equity Offerings [Line Items]
Net proceeds received from shares sold under such sales agreement									$ 0						$ 137,152,000
Cumulative shares sold under such sales agreement								12,720,770	12,720,770						12,720,770
November 2023 Sales Agreement | Cowen and Company LLC, Canaccord Genuity LLC, and BTIG, LLC
At Market Equity Offerings [Line Items]
Net proceeds received from shares sold under such sales agreement													$ 747,025,000
November 2023 Sales Agreement | Cowen and Company LLC, Canaccord Genuity LLC, and BTIG, LLC | Class A
At Market Equity Offerings [Line Items]
Agreement effective date			Nov. 30, 2023
Maximum aggregate offering price			$ 750,000,000
Maximum commissions payable to sales agents on gross proceeds from the sale of shares			2.00%
Date terminated		Jul. 31, 2024
August 2023 Sales Agreement
At Market Equity Offerings [Line Items]
Net proceeds received from shares sold under such sales agreement										147,218,000						147,218,000
Cumulative shares sold under such sales agreement								15,929,500	15,929,500						15,929,500
August 2023 Sales Agreement | Cowen, Canaccord and Berenberg Capital Markets LLC
At Market Equity Offerings [Line Items]
Net proceeds received from shares sold under such sales agreement												$ 737,760,000
August 2023 Sales Agreement | Cowen, Canaccord and Berenberg Capital Markets LLC | Class A
At Market Equity Offerings [Line Items]
Agreement effective date					Aug. 01, 2023
Maximum aggregate offering price					$ 750,000,000
Maximum commissions payable to sales agents on gross proceeds from the sale of shares					2.00%
Date terminated				Nov. 29, 2023
May 2023 Sales Agreement
At Market Equity Offerings [Line Items]
Net proceeds received from shares sold under such sales agreement										$ 0						333,494,000
Cumulative shares sold under such sales agreement								10,791,700	10,791,700						10,791,700
May 2023 Sales Agreement | Cowen and Canaccord Genuity
At Market Equity Offerings [Line Items]
Net proceeds received from shares sold under such sales agreement											$ 333,494,000
May 2023 Sales Agreement | Cowen and Canaccord Genuity | Class A
At Market Equity Offerings [Line Items]
Agreement effective date						May 01, 2023
Maximum aggregate offering price						$ 625,000,000
Maximum commissions payable to sales agents on gross proceeds from the sale of shares						2.00%
Date terminated					Aug. 01, 2023
2022 Sales Agreement
At Market Equity Offerings [Line Items]
Net proceeds received from shares sold under such sales agreement																$ 338,962,000
Cumulative shares sold under such sales agreement								15,674,300	15,674,300						15,674,300
2022 Sales Agreement | Cowen and Canaccord Genuity
At Market Equity Offerings [Line Items]
Net proceeds received from shares sold under such sales agreement														$ 385,181,000
2022 Sales Agreement | Cowen and Canaccord Genuity | Class A
At Market Equity Offerings [Line Items]
Agreement effective date							Sep. 09, 2022
Maximum aggregate offering price							$ 500,000,000
Maximum commissions payable to sales agents on gross proceeds from the sale of shares							2.00%
Date terminated						May 01, 2023