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REVENUE (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Consumer Incentives, Expense	$ 16,000	$ 26,300	$ 49,600	$ 73,900
Revenue from Contract with Customer, Excluding Assessed Tax	46,079	56,419	119,810	141,137
Cost per Served Sales [Member]
Revenue from Contract with Customer, Excluding Assessed Tax	33,618	40,000	84,817	94,558
Cost per Redemption [Member]
Revenue from Contract with Customer, Excluding Assessed Tax	12,004	15,611	33,411	43,851
Cost Other [Member]
Revenue from Contract with Customer, Excluding Assessed Tax	$ 457	$ 808	$ 1,582	$ 2,728

X

- Definition

Consumer Incentives, Expense

+ References

No definition available.

+ Details

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X

- Definition

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

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 4
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130543-203045

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130545-203045

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- Details

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