XML 58 R44.htm IDEA: XBRL DOCUMENT
v3.6.0.2

Summary of Gross Revenues and Reimbursements (Detail) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 30, 2016 | Sep. 30, 2016 | Jul. 01, 2016 | Apr. 01, 2016 | Jan. 01, 2016 | Oct. 02, 2015 | Jul. 03, 2015 | Apr. 03, 2015 | Dec. 30, 2016 | Jan. 01, 2016 | Jan. 02, 2015
Gross Revenues And Reimbursements [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Gross revenues |  |  |  |  |  |  |  |  | $ 322,293 |  | $ 320,404 |  | $ 313,723 |
Less: Subcontractor fees |  |  |  |  |  |  |  |  | 7,217 |  | 7,572 |  | 9,019 |
Revenues | $ 77,013 | $ 77,612 | $ 77,295 | $ 83,156 | $ 73,681 | $ 78,994 | $ 79,864 | $ 80,293 | 315,076 | [1] | 312,832 | [1] | 304,704 | [1]
Reimbursements: |  |  |  |  |  |  |  |  |  |  |  |  |  |
Out-of-pocket reimbursements |  |  |  |  |  |  |  |  | 5,474 |  | 5,967 |  | 5,862 |
Other outside direct expenses |  |  |  |  |  |  |  |  | 10,405 |  | 11,160 |  | 9,633 |
Reimbursements |  |  |  |  |  |  |  |  | 15,879 |  | 17,127 |  | 15,495 |
Revenues before reimbursements | $ 72,753 | $ 74,160 | $ 73,334 | $ 78,950 | $ 69,789 | $ 74,503 | $ 75,272 | $ 76,141 | $ 299,197 |  | $ 295,705 |  | $ 289,209 |
[1] | Geographic revenues are allocated based on the location of the client.

X
- Definition Gross revenues from professional fees and product sales. + References No definition available. + Details
Name: | expo_GrossRevenues
Namespace Prefix: | expo_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- References No definition available. + Details
Name: | expo_GrossRevenuesAndReimbursementsLineItems
Namespace Prefix: | expo_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Recovery of out of pocket expenses. + References No definition available. + Details
Name: | expo_RecoveryOfOutOfPocketExpenses
Namespace Prefix: | expo_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- References No definition available. + Details
Name: | expo_ReimbursementsAbstract
Namespace Prefix: | expo_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of sub contractor fees. + References No definition available. + Details
Name: | expo_SubContractorFees
Namespace Prefix: | expo_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Return of or reimbursements received in relation to direct costs and expenses previously paid or incurred. + 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 210.5-03.2) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 + Details
Name: | us-gaap_RecoveryOfDirectCosts
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Repayment received or receivable for expenses incurred on behalf of a client or customer, other than those reimbursements received by landlords from tenants. + 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 210.5-03.1) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 605 -SubTopic 45 -Section 45 -Paragraph 23 -URI http://asc.fasb.org/extlink&oid=68075638&loc=d3e60722-111653 + Details
Name: | us-gaap_ReimbursementRevenue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss). + 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 210.5-03.1) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 + Details
Name: | us-gaap_Revenues
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Aggregate revenue during the period from services rendered in the normal course of business, after deducting allowances and discounts. + 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 210.5-03.1(d)) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 + Details
Name: | us-gaap_SalesRevenueServicesNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration