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Business Acquisitions Early Discovery, Additional Information (Details) - Early Discovery UK € in Millions, $ in Millions |  |  | 12 Months Ended |
--- | --- | --- | --- | ---
Apr. 01, 2015 USD ($) | Apr. 01, 2014 USD ($) | Dec. 27, 2014 USD ($) | Dec. 26, 2015 EUR (€) | Dec. 26, 2015 USD ($)
Business Acquisition [Line Items] |  |  |  |  |
Percentage of voting interests acquired |  | 100.00% |  |  |
Purchase price |  | $ 191.8 |  |  |
Contingent consideration, liability |  | 0.9 |  |  |
Contingent consideration, change in amount | $ (0.8) |  |  |  |
Maximum contingent consideration |  |  |  | € 5.0 | $ 5.5
Total purchase price allocation |  | 183.6 |  |  |
Cash acquired from business acquisition |  | 8.2 |  |  |
Acquisition related adjustments |  |  | $ 5.3 |  |
Pro forma information, revenue of acquiree since acquisition date |  |  | 71.4 |  |
Pro forma information, earnings or loss of acquiree since acquisition date |  |  | $ 1.8 |  |
Pro forma adjustments, acquisitions |  | $ 3.7 |  |  |

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- Definition Cash Acquired From Business Acquisition + References No definition available. + Details
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- Definition Payments to Acquire Business, Net of Cash Acquired + References No definition available. + Details
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- Definition Pro Forma Adjustments, Acquisitions - pro forma adjustments for amortization of intangibles assets and depreciation of fixed assets acquired in a business combination + References No definition available. + Details
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- Definition Amount of direct costs of the business combination or disposition including legal, accounting, and other costs incurred to consummate the business acquisition or disposition. + References No definition available. + Details
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- 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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- Definition Percentage of voting equity interests acquired at the acquisition date in the business combination. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=56956515&loc=d3e1392-128463 + Details
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- Definition Amount of increase (decrease) in the value of a contingent consideration liability, including, but not limited to, differences arising upon settlement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 4 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e7008-128479 + Details
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- Definition For contingent consideration arrangements recognized in connection with a business combination, this element represents an estimate of the high-end of the potential range (undiscounted) of the consideration which may be paid. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (c)(3) -URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479 + Details
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- Definition Amount of liability recognized arising from contingent consideration in a business combination. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 35 -Paragraph 1 -Subparagraph b -URI http://asc.fasb.org/extlink&oid=6911338&loc=d3e6819-128478 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 25 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=6911189&loc=d3e6408-128476 + Details
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- Definition This element represents the amount of earnings or loss of the acquiree since the acquisition date included in the consolidated income statement for the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -URI http://asc.fasb.org/extlink&oid=56956515&loc=d3e1392-128463 + Details
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- Definition This element represents the amount of revenue of the acquiree since the acquisition date included in the consolidated income statement for the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -URI http://asc.fasb.org/extlink&oid=56956515&loc=d3e1392-128463 + Details
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