Acquisitions - Preliminary and Final Allocation of the Fair Value of the Acquisition (Details) - USD ($) $ in Thousands			3 Months Ended	9 Months Ended
	Jun. 30, 2018	Mar. 31, 2018	Jun. 30, 2018	Sep. 30, 2018	Sep. 30, 2017	Dec. 31, 2017
Allocation
Goodwill				$ 6,963,198	$ 6,915,028	$ 6,814,345
Total, net of cash				$ 0	$ 8,810,314
Valspar Corporation
Allocation
Cash	$ 129,100	$ 129,100	$ 129,100
Accounts receivable	817,500	817,500	817,500
Inventories	684,400	684,400	684,400
Indefinite-lived trademarks	614,300	775,900	614,300
Finite-lived intangible assets	4,922,900	5,071,800	4,922,900
Goodwill	5,888,800	5,654,400	5,888,800
Property, plant and equipment	840,700	841,000	840,700
All other assets	235,100	231,300	235,100
Accounts payable	(553,200)	(553,200)	(553,200)
Long-term debt	(1,603,500)	(1,603,500)	(1,603,500)
Deferred taxes	(1,915,900)	(2,015,300)	(1,915,900)
All other liabilities	(1,120,800)	(1,094,000)	(1,120,800)
Total	8,939,400	8,939,400	8,939,400
Total, net of cash	$ 8,810,300	$ 8,810,300
Measurement Period Adjustments
Cash			0
Accounts receivable			0
Inventories			0
Indefinite-lived trademarks			(161,600)
Finite-lived intangible assets			(148,900)
Goodwill			234,400
Property, plant and equipment			(300)
All other assets			3,800
Accounts payable			0
Long-term debt			0
Deferred taxes			99,400
All other liabilities			(26,800)
Total			0
Total, net of cash			$ 0