Condensed Consolidated Statements of Cash Flows - USD ($) $ in Millions	3 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Cash Flows from Operating Activities:
Net Earnings	$ 76.9	$ 43.9
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation and amortization	4.6	22.6
Non-cash stock-based compensation expense	6.1	4.6
Deferred income taxes	2.8	(3.3)
Other, net	1.0	0.2
Other changes in operating assets and liabilities:
Increase in receivables, net	(1.0)	(10.1)
(Increase) decrease in inventories	(64.2)	7.3
Increase in prepaid expenses and other current assets	(15.6)	(0.2)
Decrease (increase) in other assets	0.9	(1.9)
(Decrease) increase in accounts payable and other current liabilities	(8.5)	11.1
Net Cash Provided by Operating Activities	3.0	74.2
Cash Flows from Investing Activities:
Additions to property	(1.3)	(0.2)
Net Cash Used in Investing Activities	(1.3)	(0.2)
Cash Flows from Financing Activities:
Proceeds from issuance of long-term debt	35.0	0.0
Repayments of long-term debt	(35.0)	(25.0)
Purchases of treasury stock	(11.8)	(9.4)
Tax withholding payments related to stock compensation plans	(11.4)	(3.4)
Net Cash Used in Financing Activities	(23.2)	(37.8)
Effect of Exchange Rate Changes on Cash and Cash Equivalents	0.0	0.4
Net (Decrease) Increase in Cash and Cash Equivalents	(21.5)	36.6
Cash and Cash Equivalents, Beginning of Year	71.1	48.4
Cash and Cash Equivalents, End of Period	$ 49.6	$ 85.0