Shareholders' Equity - Narrative (Details) - USD ($) |
6 Months Ended | |||
---|---|---|---|---|
Mar. 31, 2022 |
Mar. 31, 2021 |
Mar. 23, 2022 |
Jun. 29, 2021 |
|
Class of Stock [Line Items] | ||||
Net proceeds available | $ 451,300,000 | |||
Net proceeds from equity issuances | 594,320,000 | $ 460,678,000 | ||
Shelf Registration Statement | ||||
Class of Stock [Line Items] | ||||
Debt and equity securities authorized for issuance | $ 5,000,000,000 | |||
Debt and equity securities authorized for issuance value remaining | 2,200,000,000 | |||
At-The-Market | ||||
Class of Stock [Line Items] | ||||
Equity available for issuance | $ 1,000,000,000 | $ 1,000,000,000 | ||
Forward sales equity agreement (in shares) | 7,381,043 | |||
Net proceeds available | $ 759,800,000 | |||
Stock issued during period, new issues (in shares) | 6,162,269 | |||
Net proceeds from equity issuances | $ 594,300,000 |