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Accounting Policies - Summary of Activity to Product Returns, Distributor Fees and Discounts, Rebates and Administrative Fees (Details) $ in Thousands	9 Months Ended
	Sep. 30, 2020 USD ($)
Product Information [Line Items]
Balance	$ 27,939
Provision	86,940
Payments/credits	(96,533)
Balance	18,346
Product Returns
Product Information [Line Items]
Balance	2,351
Provision	503
Payments/credits	(134)
Balance	2,720
Distributor Fees
Product Information [Line Items]
Balance	3,999
Provision	11,915
Payments/credits	(12,600)
Balance	3,314
Discounts, Rebates and Administrative?Fees
Product Information [Line Items]
Balance	21,589
Provision	74,522
Payments/credits	(83,799)
Balance	$ 12,312

X

- Definition

Amount of increase in the allowances and reserves, which consist of the valuation and qualifying accounts that are either netted against the cost of an asset or that reflect a liability established to represent expected future costs, from provisions of amounts previously written off or reestablishment of reserves that had previously been utilized.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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- Definition

Amount of valuation and qualifying accounts and reserves.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 4
-Subparagraph (SX 210.12-09(Column B))
-URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e24092-122690

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 4
-Subparagraph (SX 210.12-09(Column E))
-URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e24092-122690

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Amount of decrease in valuation and qualifying accounts and reserves.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 4
-Subparagraph (SX 210.12-09(Column D))
-URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e24092-122690

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