Condensed Consolidated Statements of Cash Flows - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Cash flows from operating activities:
Net earnings	$ 107.5	$ 96.6
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation and amortization	43.1	42.1
Deferred income taxes	(1.0)	(0.3)
Share-based compensation	7.9	7.3
Equity earnings from joint venture	(45.7)	(39.5)
Loss from change in fair value of contingent consideration	0.0	6.2
Payments of contingent consideration in excess of acquisition-date fair value	(5.0)	(1.9)
Other non-cash adjustments, net	(0.1)	0.0
Changes in operating assets and liabilities:
Receivables	(10.5)	(27.2)
Inventories	0.9	(18.6)
Accounts payable and accrued expenses	(1.3)	4.4
Income taxes receivable and payable, net	4.6	(3.4)
Other assets and liabilities	(6.5)	(2.6)
Net cash provided by operating activities	93.9	63.1
Cash flows from investing activities:
Purchases of property, plant and equipment	(41.5)	(27.9)
Cash paid for acquisition of co-ownership interest in software-related intellectual property	(10.0)	0.0
Return of investment from joint venture	44.6	26.3
Other investing activities	0.9	0.0
Net cash (used for) investing activities	(6.0)	(1.6)
Cash flows from financing activities:
Proceeds from revolving credit facility	30.0	75.0
Payments of revolving credit facility	(30.0)	(25.0)
Payments of long-term debt	0.0	(12.5)
Payments for finance leases	(1.2)	(1.1)
Dividends paid	(23.1)	(22.0)
Payments from share-based compensation plans, net of tax	(1.1)	(2.9)
Payments of acquisition-related contingent consideration	(10.2)	(6.7)
Payments for treasury stock acquired	(57.0)	(85.0)
Net cash (used for) financing activities	(92.6)	(80.2)
Effect of exchange rate changes on cash and cash equivalents	0.3	(0.1)
Net (decrease) in cash and cash equivalents	(4.4)	(18.8)
Cash and cash equivalents at beginning of year	106.0	98.1
Cash and cash equivalents at end of period	101.6	79.3
Supplemental Cash Flow Disclosures:
Interest paid	17.3	10.3
Income tax payments, net	32.8	33.7
Amounts in accounts payable for capital expenditures	$ 1.7	$ 0.3