For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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BUSINESS AND SUMMARY OF ACCOUNTING POLICIES - Operating lease liabilities (Details) - Customer Concentration Risk [Member]	3 Months Ended		12 Months Ended
	Mar. 31, 2021	Mar. 31, 2020	Dec. 31, 2020
Accounts Receivable [Member] \| Home depot
Schedule Of Summary Of Accounting Policies [Line Items]
Concentration Risk, Percentage	36.80%		38.00%
Accounts Receivable [Member] \| Amazon.com
Schedule Of Summary Of Accounting Policies [Line Items]
Concentration Risk, Percentage	12.30%		15.80%
Sales Revenue, Segment [Member] \| Home depot
Schedule Of Summary Of Accounting Policies [Line Items]
Concentration Risk, Percentage	27.20%	22.40%
Sales Revenue, Segment [Member] \| Amazon.com
Schedule Of Summary Of Accounting Policies [Line Items]
Concentration Risk, Percentage	12.10%	8.60%