Condensed Consolidated Statement of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Operating Activities
Net income	$ 80,209	$ 63,488
Depreciation and amortization	19,428	18,792
Stock-based compensation (Note 11)	4,352	6,086
Pension expense (Note 14)	4,430	2,856
Deferred income (benefit) tax provision (Note 10)	(711)	849
Loss on asset dispositions, net	127	233
Pension contributions (Note 14)	(3,781)	(3,534)
Currency exchange losses, net	1,063	18,251
Product liability expense (Note 17)	2,802	6,425
Collections on insurance receivables and notes receivable, insurance companies (Note 17)	5,736	11,289
Product liability payments (Note 17)	(4,672)	(34,170)
Changes in:
Trade receivables	9,286	(9,189)
Inventories (Note 3)	(46,886)	(25,421)
Prepaid expenses and other current assets	(10,424)	(3,489)
Accounts payable and accrued liabilities	22,653	(13,401)
Other noncurrent assets and liabilities	(581)	(1,520)
Cash Flow From Operating Activities	83,031	37,545
Investing Activities
Capital expenditures	(19,834)	(13,525)
Acquisition, net of cash acquired (Note 19)	0	(33,196)
Purchase of short-term investments (Note 16)	(119,402)	(87,260)
Proceeds from maturities of short-term investments (Note 16)	110,000	69,958
Property disposals	83	81
Cash Flow Used in Investing Activities	(29,153)	(63,942)
Financing Activities
Payments on short-term debt, net	0	64
Proceeds from long-term debt (Note 12)	581,000	375,000
Payments on long-term debt (Note 12)	(590,000)	(338,000)
Cash dividends paid	(33,052)	(30,934)
Company stock purchases (Note 7)	(28,254)	(10,967)
Exercise of stock options (Note 7)	3,740	3,232
Employee stock purchase plan (Note 7)	390	344
Cash Flow Used in Financing Activities	(66,176)	(1,261)
Effect of exchange rate changes on cash, cash equivalents and restricted cash	(3,654)	(985)
Decrease in cash, cash equivalents and restricted cash	(15,952)	(28,643)
Beginning cash, cash equivalents and restricted cash	152,543	140,604
Ending cash, cash equivalents and restricted cash	136,591	111,961
Supplemental cash flow information:
Total cash, cash equivalents and restricted cash	$ 136,591	$ 111,961