Accounts Receivable, Sales and Allowances (Details) - Allowance for Customer Deductions - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Changes in Allowance for Customer Deductions Accounts
Balance	$ 315,949	$ 259,380	$ 23,167
Provision	1,694,774	1,455,730	834,244
Additions from acquisitions		291	79,564
Charges processed	(1,774,702)	(1,399,452)	(677,595)
Balance	236,021	315,949	259,380
Administrative fees and others	197,501	162,205	92,955
Returns
Changes in Allowance for Customer Deductions Accounts
Balance	48,333	44,646	8,164
Provision	28,285	34,272	20,993
Additions from acquisitions		0	35,542
Charges processed	(32,929)	(30,585)	(20,053)
Balance	43,689	48,333	44,646
Chargebacks
Changes in Allowance for Customer Deductions Accounts
Balance	91,844	102,438	8,635
Provision	1,218,560	1,065,244	643,004
Additions from acquisitions		0	38,500
Charges processed	(1,230,044)	(1,075,838)	(587,701)
Balance	80,360	91,844	102,438
Rebates
Changes in Allowance for Customer Deductions Accounts
Balance	162,596	95,674	4,247
Provision	384,074	295,787	132,960
Additions from acquisitions		0	0
Charges processed	(448,735)	(228,865)	(41,533)
Balance	97,935	162,596	95,674
Administrative fees and others	79,700	71,700	44,600
Discounts
Changes in Allowance for Customer Deductions Accounts
Balance	10,079	15,554	1,644
Provision	55,494	50,384	30,782
Additions from acquisitions		0	5,160
Charges processed	(53,184)	(55,859)	(22,032)
Balance	12,389	10,079	15,554
Doubtful Accounts
Changes in Allowance for Customer Deductions Accounts
Balance	1,579	309	25
Provision	0	840	247
Additions from acquisitions		291	51
Charges processed	(619)	139	(14)
Balance	960	1,579	309
Advert. & Promotions
Changes in Allowance for Customer Deductions Accounts
Balance	1,518	759	452
Provision	8,361	9,203	6,258
Additions from acquisitions		0	311
Charges processed	(9,191)	(8,444)	(6,262)
Balance	$ 688	$ 1,518	$ 759

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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- Definition

The aggregate total costs related to selling a firm's product and services, as well as all other general and administrative expenses. Direct selling expenses (for example, credit, warranty, and advertising) are expenses that can be directly linked to the sale of specific products. Indirect selling expenses are expenses that cannot be directly linked to the sale of specific products, for example telephone expenses, Internet, and postal charges. General and administrative expenses include salaries of non-sales personnel, rent, utilities, communication, etc.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.4)
-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 330
-SubTopic 10
-Section 30
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=51677171&loc=d3e3636-108311

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- Definition

Total of allowances and reserves, the valuation and qualifying accounts that are either netted against the cost of an asset (in order to value it at its carrying value) or that reflect a liability established to represent expected future costs.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24092-122690

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 09
-Article 12

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- Definition

Total of the deductions in a given period to allowances and reserves, the valuation and qualifying accounts that are either netted against the cost of an asset (in order to value it at its carrying value) or that reflect a liability established to represent expected future costs, representing receivables written off as uncollectible and portions of the reserves utilized, respectively.

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