XML 38 R30.htm IDEA: XBRL DOCUMENT
v3.23.1

Note 4 - Earnings Per Common Share (Tables) | 12 Months Ended
--- | ---
Sep. 30, 2022
Notes Tables |
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] |
|  | 2022 |  |  | 2021 |  |  | 2020 |
Basic Earnings Per Common Share: |  |  |  |  |  |  |  |  |  |  |  |
Net Income |  | $ | 220.8 |  |  | $ | 271.7 |  |  | $ | 88.6 |
Less: Provision for preferred dividends |  |  | 14.8 |  |  |  | 14.8 |  |  |  | 14.8 |
Income allocated to participating securities |  |  | 0.3 |  |  |  | 0.4 |  |  |  | 0.1 |
Net Income Available to Common Shareholders |  | $ | 205.7 |  |  | $ | 256.5 |  |  | $ | 73.7 |
Weighted Average Common Shares Outstanding (in millions) |  |  | 52.0 |  |  |  | 51.6 |  |  |  | 51.2 |
Basic Earnings Per Share of Common Stock |  | $ | 3.96 |  |  | $ | 4.97 |  |  | $ | 1.44 |
Diluted Earnings per Common Share: |  |  |  |  |  |  |  |  |  |  |  |
Net Income |  | $ | 220.8 |  |  | $ | 271.7 |  |  | $ | 88.6 |
Less: Provision for preferred dividends |  |  | 14.8 |  |  |  | 14.8 |  |  |  | 14.8 |
Income allocated to participating securities |  |  | 0.3 |  |  |  | 0.4 |  |  |  | 0.1 |
Net Income Available to Common Shareholders |  | $ | 205.7 |  |  | $ | 256.5 |  |  | $ | 73.7 |
Weighted Average Common Shares Outstanding (in millions) |  |  | 52.0 |  |  |  | 51.6 |  |  |  | 51.2 |
Dilutive Effect of Restricted Stock and Restricted Stock Units (in millions)* |  |  | 0.1 |  |  |  | 0.1 |  |  |  | 0.1 |
Weighted Average Diluted Common Shares (in millions) |  |  | 52.1 |  |  |  | 51.7 |  |  |  | 51.3 |
Diluted Earnings Per Share of Common Stock |  | $ | 3.95 |  |  | $ | 4.96 |  |  | $ | 1.44 |
* Calculation excludes certain outstanding common shares (shown in millions by period at the right) attributable to stock units subject to performance or market conditions and restricted stock, which could have a dilutive effect in the future |  |  | 0.1 |  |  |  | 0.1 |  |  |  | 0.1 |

X
- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 260 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482662/260-10-50-1 + Details
Name: | us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_TableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration