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REVENUE (Disaggregation of Revenue) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Disaggregation of Revenue
Sales	$ 3,465,601	$ 3,091,595	$ 6,556,500	$ 5,568,082
DIY customer [Member]
Disaggregation of Revenue
Sales	1,999,401	1,853,115	3,780,567	3,198,597
Professional service provider customer [Member]
Disaggregation of Revenue
Sales	1,384,217	1,175,030	2,623,303	2,245,229
Other customers and sales adjustments [Member]
Disaggregation of Revenue
Sales	$ 81,983	$ 63,450	$ 152,630	$ 124,256

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Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

+ References

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