Represents the amount of loan issued for paying withholding taxes.

No definition available.

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- Definition

Number of minority owned subsidiaries entered into agreement

+ References

No definition available.

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- Definition

Number of wholly owned subsidiaries entered into agreement.

+ References

No definition available.

+ Details

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- Definition

The amount of revenue recognized per month from operating leases.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
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- Definition

The cash outflows relating to fees to related party.

+ References

No definition available.

+ Details

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- Definition

The cash inflows arising from services to related party.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
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- Definition

Amount of receivables due from related companies by means of direct or indirect ownership, due within 1 year (or 1 business cycle).

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 323
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (a)(1)
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Data Type:	num:percentItemType
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- Definition

For an unclassified balance sheet, amounts due from parties associated with the reporting entity as evidenced by a written promise to pay.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(k)(1))
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Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
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- Definition

Expenses recognized resulting from transactions (excluding transactions that are eliminated in consolidated or combined financial statements) with related party.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 850
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- 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.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Identify the stated interest rate per the agreement, for example, leasing and debt arrangements between related parties.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	us-gaap_CounterpartyNameAxis=evop_GrgEquitiesLlcMember
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- Details

Name:	us-gaap_CounterpartyNameAxis=evop_UnrelatedThirdPartyMember
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- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=evop_FederatedPaymentsCanadaCorpMember
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- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=evop_MajorityOwnedDirectlyAndIndirectlyByChairmanMember
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- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=evop_MembersOfCompanyMember
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Data Type:	na
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- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=evop_MinorityHeldAffiliatesMember
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Data Type:	na
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- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=evop_NfpMember
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- Details

Name:	us-gaap_RangeAxis=us-gaap_MaximumMember
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Name:	us-gaap_RelatedPartyTransactionAxis=evop_ConsultingServicesMember
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- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=evop_MDPMember
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Name:	us-gaap_RelatedPartyTransactionAxis=evop_TreasuryPayrollTaxPreparationAndOtherServicesMember
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Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=evop_BlueappleMember
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Name:	us-gaap_RelatedPartyTransactionAxis=evop_CardBasedProcessingServicesMember
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Related Party Transactions - Payment of fees (Details) $ in Thousands	3 Months Ended				6 Months Ended		12 Months Ended
	Jun. 30, 2018 USD ($)	Mar. 31, 2018 USD ($)	Jun. 30, 2017 USD ($)	Mar. 31, 2017 USD ($)	Jun. 30, 2018 USD ($) subsidiary	Jun. 30, 2017 USD ($)	Dec. 31, 2017 USD ($)
Related party
Expenses		$ 9,900		$ 10,200	$ 18,800	$ 20,800
Receivables from related companies	$ 18				$ 18		$ 974
Interest rate (as a percent)					3.25%		3.25%
Loans issued for paying withholding taxes	600				$ 600
Notes outstanding	$ 0				$ 0
JGRG Equities LLC
Related party
Ownership interest (as a percent)	33.33%				33.33%
Unrelated Third Party
Related party
Ownership interest (as a percent)	33.33%				33.33%
Federated Canada
Related party
Ownership interest (as a percent)	33.33%				33.33%
515 Broadhollow, LLC
Related party
Lease revenue per month					$ 100
Members of EVO, LLC
Related party
Receivables from related companies	$ 600				600		$ 800
Minority held affiliates
Related party
Receivables from related companies	200				200		$ 300
NFP \| Maximum
Related party
Payment of fees					100	100
Consulting services \| MDP \| Maximum
Related party
Payment of fees	100		$ 100		100	5,700
Treasury, Payroll, Tax Preparation and Other Services [Member] \| Blueapple
Related party
Expenses	100		100		100	100
Card-based processing services \| Federated Payment Systems, LLC
Related party
Revenue received	100		100		300	200
Marketing services \| Federated Canada
Related party
Payment of fees	2,700		2,100		3,900	4,000
Marketing services and equipment in exchange \| Relative of Chairman
Related party
Payment of fees	$ 200		$ 100		$ 300	$ 100
Number of wholly owned subsidiaries \| subsidiary					1
Number of minority owned subsidiaries \| subsidiary					1