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EQUITY (Tables) | 3 Months Ended
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Dec. 31, 2022
Equity [Abstract] |
Summary of Changes in Equity | The following tables provide a summary of the changes in equity for each of the periods indicated:
| Common Shares and Capital in Excess of Stated Value |  | Retained Earnings |  | Treasury Shares |  | Accumulated Other Comprehensive Loss |  |  |  |  |  | Total Equity
Balance at September 30, 2022 | $ | 364.0 |  |  | $ | 1,020.1 |  |  | $ | (1,091.8) |  |  | $ | (144.6) |  |  |  |  |  |  | $ | 147.7 |
Net income (loss) | — |  |  | (64.7) |  |  | — |  |  | — |  |  |  |  |  |  | (64.7) |
Other comprehensive income (loss) | — |  |  | — |  |  | — |  |  | (24.6) |  |  |  |  |  |  | (24.6) |
Share-based compensation | 20.8 |  |  | — |  |  | — |  |  | — |  |  |  |  |  |  | 20.8 |
Dividends declared ($0.66 per share) | — |  |  | (37.5) |  |  | — |  |  | — |  |  |  |  |  |  | (37.5) |
Treasury share purchases | — |  |  | — |  |  | (0.8) |  |  | — |  |  |  |  |  |  | (0.8) |
Treasury share issuances | (17.2) |  |  | — |  |  | 35.9 |  |  | — |  |  |  |  |  |  | 18.7 |
Balance at December 31, 2022 | $ | 367.6 |  |  | $ | 917.9 |  |  | $ | (1,056.7) |  |  | $ | (169.3) |  |  |  |  |  |  | $ | 59.5 |
The sum of the components may not equal due to rounding.
| Common Shares and Capital in Excess of Stated Value |  | Retained Earnings |  | Treasury Shares |  | Accumulated Other Comprehensive Loss |  |  |  |  |  | Total Equity
Balance at September 30, 2021 | $ | 477.0 |  |  | $ | 1,605.1 |  |  | $ | (1,002.4) |  |  | $ | (66.4) |  |  |  |  |  |  | $ | 1,013.3 |
Net income (loss) | — |  |  | (50.0) |  |  | — |  |  | — |  |  |  |  |  |  | (50.0) |
Other comprehensive income (loss) | — |  |  | — |  |  | — |  |  | 5.7 |  |  |  |  |  |  | 5.7 |
Share-based compensation | 7.3 |  |  | — |  |  | — |  |  | — |  |  |  |  |  |  | 7.3 |
Dividends declared ($0.66 per share) | — |  |  | (37.3) |  |  | — |  |  | — |  |  |  |  |  |  | (37.3) |
Treasury share purchases | — |  |  | — |  |  | (129.5) |  |  | — |  |  |  |  |  |  | (129.5) |
Treasury share issuances | 2.6 |  |  | — |  |  | 19.5 |  |  | — |  |  |  |  |  |  | 22.1 |
Balance at January 1, 2022 | $ | 486.9 |  |  | $ | 1,517.8 |  |  | $ | (1,112.4) |  |  | $ | (60.7) |  |  |  |  |  |  | $ | 831.6 |
The sum of the components may not equal due to rounding.
Schedule of Accumulated Other Comprehensive Loss | Changes in accumulated other comprehensive loss (“AOCL”) by component were as follows for each of the periods indicated:
|  | Three Months Ended
|  | Foreign Currency Translation Adjustments |  | Net Unrealized Gain (Loss) On Derivative Instruments |  | Net Unrealized Gain (Loss) On Securities |  | Pension and Other Post-Retirement Benefit Adjustments |  | Accumulated Other Comprehensive Income (Loss)
Balance at September 30, 2022 |  | $ | (28.9) |  |  | $ | 33.3 |  |  | $ | (79.7) |  |  | $ | (69.3) |  |  | $ | (144.6) |
Other comprehensive income (loss) before reclassifications |  | 7.2 |  |  | (6.4) |  |  | (26.8) |  |  | — |  |  | (26.0) |
Amounts reclassified from accumulated other comprehensive net income (loss) |  | — |  |  | (5.0) |  |  | — |  |  | (3.9) |  |  | (8.9) |
Income tax benefit (expense) |  | — |  |  | 2.9 |  |  | 6.4 |  |  | 1.0 |  |  | 10.3 |
Net current period other comprehensive income (loss) |  | 7.2 |  |  | (8.5) |  |  | (20.4) |  |  | (2.9) |  |  | (24.6) |
Balance at December 31, 2022 |  | $ | (21.7) |  |  | $ | 24.8 |  |  | $ | (100.2) |  |  | $ | (72.2) |  |  | $ | (169.3) |
Balance at September 30, 2021 |  | $ | (1.7) |  |  | $ | 10.2 |  |  | $ | (2.3) |  |  | $ | (72.5) |  |  | $ | (66.4) |
Other comprehensive income (loss) before reclassifications |  | (4.3) |  |  | 13.0 |  |  | 0.1 |  |  | — |  |  | 8.8 |
Amounts reclassified from accumulated other comprehensive net income (loss) |  | — |  |  | (0.3) |  |  | — |  |  | 0.7 |  |  | 0.4 |
Income tax benefit (expense) |  | — |  |  | (3.3) |  |  | — |  |  | (0.2) |  |  | (3.5) |
Net current period other comprehensive income (loss) |  | (4.3) |  |  | 9.4 |  |  | 0.1 |  |  | 0.5 |  |  | 5.7 |
Balance at January 1, 2022 |  | $ | (6.0) |  |  | $ | 19.5 |  |  | $ | (2.2) |  |  | $ | (72.1) |  |  | $ | (60.7) |
The sum of the components may not equal due to rounding.
Schedule of Share-Based Compensation | Total share-based compensation was as follows for each of the periods indicated:
| Three Months Ended |  |
| December 31, 2022 |  | January 1, 2022 |  |  |  |
Share-based compensation | $ | 20.9 |  |  | $ | 7.3 |  |  |  |  |
Related tax benefit recognized | 4.7 |  |  | 1.8 |  |  |  |  |
Share-Based Payment Arrangement, Stock Appreciation Right, Activity | Details of the Company’s stock option activities are summarized below:
| No. of Options |  | Wtd. Avg. Exercise Price |  | Wtd. Avg. Remaining Life |  | Aggregate Intrinsic Value
Awards outstanding at September 30, 2022 | 528,471 |  |  | $ | 110.86 |  |  | 4.4 years |  |
Granted | 632,457 |  |  | 50.40 |  |  |  |  |
Forfeited | (6,947) |  |  | 171.41 |  |  |  |  |
Awards outstanding at December 31, 2022 | 1,153,981 |  |  | 77.36 |  |  | 7.3 years |  | $ | — |
Exercisable | 385,375 |  |  | 65.37 |  |  | 2.7 years |  | — |
Schedule of Weighted Average Assumptions for Stock Options | The weighted average assumptions for awards granted in fiscal 2023 are as follows:
Expected volatility | 36.8 | %
Risk-free interest rate | 4.3 | %
Expected dividend yield | 3.9 | %
Expected life | 6.1 years
Schedule of Restricted Share-based Award Activity | Restricted stock-based awards granted to employees and non-employee directors (including restricted stock units and deferred stock units) during the three months ended December 31, 2022 were as follows:
| No. of Units |  | Wtd. Avg. Grant Date Fair Value per Unit
Awards outstanding at September 30, 2022 | 320,575 |  |  | $ | 143.19 |
Granted | 301,522 |  |  | 50.59 |
Vested | (2,319) |  |  | 109.88 |
Forfeited | (13,345) |  |  | 103.63 |
Awards outstanding at December 31, 2022 | 606,433 |  |  | 98.15 |
Schedule of Performance-based Award Activity | Performance-based award activity during the three months ended December 31, 2022 was as follows (based on target award amounts):
| No. of Units |  | Wtd. Avg. Grant Date Fair Value per Unit
Awards outstanding at September 30, 2022 | 113,256 |  |  | $ | 130.94 |
Granted | 591,309 |  |  | 63.61 |
Vested (a) | (124,261) |  |  | 63.91 |
Forfeited | (3,806) |  |  | 131.44 |
Awards outstanding at December 31, 2022 | 576,498 |  |  | 76.32 |
(a) Vested at a weighted average of 100% of the target performance share units granted.

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