Name:	epiq_DirectCostsGeneralAndAdministrativeExpense
Namespace Prefix:	epiq_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Total intersegment revenue for the period.

No definition available.

Name:	epiq_IntersegmentRevenue
Namespace Prefix:	epiq_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Total operating revenue before reimbursed direct costs for the period.

No definition available.

Name:	epiq_OperatingRevenueBeforeReimbursedDirectCosts
Namespace Prefix:	epiq_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Revenue from reimbursable direct costs.

No definition available.

Name:	epiq_OperatingRevenueFromReimbursedDirectCosts
Namespace Prefix:	epiq_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Represents the segment performance measure which is based on earnings before interest, taxes, depreciation and amortization, other operating expense, and share-based compensation expense.

No definition available.

Name:	epiq_SegmentPerformanceMeasure
Namespace Prefix:	epiq_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Represents the segment performance measure as a percentage of segment operating revenue.

No definition available.

Name:	epiq_SegmentPerformanceMeasureAsPercentageOfSegmentOperatingRevenue
Namespace Prefix:	epiq_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

No definition available.

Name:	us-gaap_NumberOfReportableSegments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

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

Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.

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 210.5-03.1)

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 1

-Article 5

Name:	us-gaap_SalesRevenueNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

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

Name:	us-gaap_ConsolidationItemsAxis=us-gaap_IntersegmentEliminationMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_ConsolidationItemsAxis=us-gaap_OperatingSegmentsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_StatementBusinessSegmentsAxis=epiq_BankruptcyAndSettlementAdministrationSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: