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ACQUISITION - Narrative (Details) - USD ($) $ in Thousands |  | 6 Months Ended
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Jun. 10, 2021 | Jun. 30, 2021
Business Acquisition [Line Items] |  |
Goodwill acquired |  | $ 563,232
Zego |  |
Business Acquisition [Line Items] |  |
Cash consideration paid to acquire business | $ 933,000 |
Zego | Merchants Solutions |  |
Business Acquisition [Line Items] |  |
Goodwill acquired | $ 525,900 |
Zego | Minimum |  |
Business Acquisition [Line Items] |  |
Finite-lived intangible assets, remaining amortization period | 7 years |
Zego | Maximum |  |
Business Acquisition [Line Items] |  |
Finite-lived intangible assets, remaining amortization period | 14 years |

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- Definition Remaining amortization period of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 926 -SubTopic 20 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=120154696&loc=d3e54445-107959 + Details
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- Definition The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=120321790&loc=d3e6927-128479 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3213-108585 + Details
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