Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 29, 2019	Jun. 30, 2018
Operating activities:
Net earnings	$ 943,070	$ 1,093,727
Adjustments:
Depreciation	321,979	316,402
Amortization	42,748	44,573
Stock-based compensation	61,260	51,905
Deferred income taxes	57,052	48,181
Distributions from affiliates	27,405	27,453
Equity in earnings of unconsolidated affiliates	(4,044)	(20,523)
Changes in assets and liabilities (exclusive of acquisitions and dispositions):
Accounts receivable	112,015	(602,414)
Inventories	281,119	(676,266)
Accounts payable	(248,671)	367,950
Federal income taxes	(122,358)	208,996
Salaries, wages and related accruals	(220,946)	1,631
Other operating activities	(62,774)	8,977
Cash provided by operating activities	1,187,855	870,592
Investing activities:
Capital expenditures	(649,947)	(361,486)
Investment in and advances to affiliates	(11,170)	(73,427)
Divestiture of affiliates	67,591
Disposition of plant and equipment	18,396	17,297
Acquisitions (net of cash acquired)	(9,495)
Purchase of investments	(50,000)
Proceeds from the sale of investments		50,000
Other investing activities	2,176	1,378
Cash used in investing activities	(632,449)	(366,238)
Financing activities:
Net change in short-term debt	2,217	6,334
Proceeds from long-term debt, net of discount		995,710
Repayment of long-term debt		(500,000)
Bond issuance related costs		(7,625)
Issuance of common stock	5,892	12,280
Payment of tax withholdings on certain stock-based compensation	(15,446)	(19,508)
Distributions to noncontrolling interests	(67,380)	(40,130)
Cash dividends	(246,474)	(243,649)
Acquisition of treasury stock	(197,511)	(170,315)
Other financing activities	(4,346)	(3,879)
Cash (used in) provided by financing activities	(523,048)	29,218
Effect of exchange rate changes on cash	548	3,777
Increase in cash and cash equivalents	32,906	537,349
Cash and cash equivalents - beginning of year	1,398,886	949,104
Cash and cash equivalents - end of six months	1,431,792	1,486,453
Non-cash investing activity:
Change in accrued plant and equipment purchases	$ 39,862	$ 1,776