Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Operating activities
Net income	$ 621,085	$ 810,474	$ 616,757
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	270,288	241,635	167,691
Excess tax benefits from share-based compensation	(4,920)	(4,232)	(3,134)
Deferred income taxes	(70,932)	3,891	65,990
Share-based compensation	32,050	20,716	16,892
Realized currency and other divestiture losses	41,499	0	0
Gain on equity investment	(38,663)	0	0
Goodwill impairment charge	81,968	0	0
Other operating activities	(13,801)	1,579	(18,040)
Changes in operating assets and liabilities:
Trade accounts receivable, net	(116,145)	(72,041)	(19,273)
Merchandise inventories, net	(66,202)	(73,173)	(9,923)
Trade accounts payable	70,679	364,639	61,474
Other short-term assets and liabilities	10,212	(97,864)	(1,544)
Other long-term assets and liabilities	74,892	(50,460)	(61,847)
Net cash provided by operating activities	892,010	1,145,164	815,043
Investing activities
Purchases of property, plant and equipment	(297,869)	(232,422)	(156,760)
Proceeds from sale of property, plant and equipment	24,772	14,665	21,275
Proceeds from divestitures of businesses	434,609	0	0
Acquisitions of businesses and other investing activities	(724,718)	(278,367)	(1,494,795)
Net cash used in investing activities	(563,206)	(496,124)	(1,630,280)
Financing activities
Proceeds from debt	5,037,168	5,064,291	6,630,294
Payments on debt	(4,897,769)	(5,124,265)	(4,350,222)
Payments on acquired debt of AAG	0	0	(833,775)
Stock options exercised	(11,413)	(10,227)	(5,239)
Dividends paid	(438,890)	(415,983)	(395,475)
Purchase of stock	(74,187)	(91,983)	(173,524)
Other financing activities	(871)	(30,663)	0
Net cash (used in) provided by financing activities	(385,962)	(608,830)	872,059
Effect of exchange rate changes on cash	603	(21,562)	15,198
Net (decrease) increase in cash and cash equivalents	(56,555)	18,648	72,020
Cash and cash equivalents at beginning of year	333,547	314,899	242,879
Cash and cash equivalents at end of year	276,992	333,547	314,899
Supplemental disclosures of cash flow information
Income taxes	303,736	236,536	298,827
Interest	$ 95,281	$ 102,131	$ 38,401