CONSOLIDATED STATEMENT OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Cash flows from operating activities:
Net income	$ 214,577	$ 250,083
Adjustments to reconcile to net cash provided by operating activities
Depreciation and amortization	160,244	154,814
Deferred income taxes	(7,843)	(27,214)
Losses on sale of assets	1,153	764
Stock-based compensation	18,982	18,300
Pension contributions	(14,130)	(10,681)
Changes in assets and liabilities, net of acquisitions:
Trade receivables	(132,438)	(87,111)
Inventories	(67,248)	(71,545)
Accounts payable	62,265	(7,645)
Accruals for incentive compensation	7,487	(29,338)
Other current payables and accrued expenses	(29,995)	(11,934)
Other assets	(7,960)	(29,989)
Other liabilities	3,302	36,412
Net cash provided by operating activities	208,396	184,916
Cash flows from investing activities:
Cash paid for acquisitions, net of cash received	0	(49,064)
Additions to property, plant and equipment	(80,033)	(119,094)
Proceeds from life insurance contracts	1,739	1,890
Proceeds from disposal of assets	692	24,685
Contingent consideration paid	0	(4,655)
Net cash used in investing activities	(77,602)	(146,238)
Cash flows from financing activities:
Cash dividends paid to shareholders	(160,100)	(155,578)
(Decrease) increase in revolving credit facility and short term borrowings	(1,123)	8
Repayments on debt	(23,279)	(47,417)
Contingent consideration paid	(927)	(21,791)
Purchases of redeemable noncontrolling interest	(21,566)	0
Proceeds from issuance of stock in connection with stock options	0	200
Employee withholding taxes paid	(7,594)	(9,855)
Net cash used in financing activities	(214,589)	(234,433)
Effect of exchange rate changes on cash, cash equivalents and restricted cash	(28,216)	2,053
Net change in cash, cash equivalents and restricted cash	(112,011)	(193,702)
Cash, cash equivalents and restricted cash at beginning of year	623,945	648,522
Cash, cash equivalents and restricted cash at end of period	511,934	454,820
Supplemental Disclosures:
Interest paid, net of amounts capitalized	57,111	70,479
Income taxes paid	57,861	73,911
Accrued capital expenditures	$ 29,015	$ 18,780