Business acquisition working capital adjustment.

No definition available.

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- Definition

Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of 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/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 1

-Subparagraph (a)(3)

-URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16265-109275

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- 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

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-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

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- Definition

Amount recognized as of the acquisition date for the identifiable assets acquired in excess of (less than) the aggregate liabilities assumed.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=6910749&loc=d3e4845-128472

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 10

-Section 55

-Paragraph 37

-URI http://asc.fasb.org/extlink&oid=25498275&loc=d3e2207-128464

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- Definition

Amount recognized for assets, including goodwill, in excess of (less than) the aggregate liabilities assumed.

+ References

+ Details

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- Definition

The expenses and losses recorded for each transaction with the acquiree that was recognized separately from the acquisition of assets and assumptions of liabilities 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 (e)(3)

-URI http://asc.fasb.org/extlink&oid=25497992&loc=d3e1392-128463

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- Definition

The net result for the period of deducting operating expenses from operating revenues.

+ References

No definition available.

+ 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/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Investing Activities

-URI http://asc.fasb.org/extlink&oid=6516133

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 13

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3213-108585

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- Definition

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.

+ 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=26872669&loc=d3e20235-122688

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-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 1

-Article 5

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Acquisitions - Additional Information (Detail) (USD $)	3 Months Ended								12 Months Ended
Acquisitions - Additional Information (Detail) (USD $)	Dec. 31, 2014	Sep. 28, 2014	Jun. 29, 2014	Mar. 30, 2014	Dec. 31, 2013	Sep. 29, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Business Acquisition [Line Items]
Estimated fair value of contingent consideration	$ 33,433,000				$ 20,313,000				$ 33,433,000	$ 20,313,000
Revenue	476,008,000us-gaap_SalesRevenueNet	457,173,000us-gaap_SalesRevenueNet	468,105,000us-gaap_SalesRevenueNet	438,546,000us-gaap_SalesRevenueNet	450,539,000us-gaap_SalesRevenueNet	413,796,000us-gaap_SalesRevenueNet	420,059,000us-gaap_SalesRevenueNet	411,877,000us-gaap_SalesRevenueNet	1,839,832,000us-gaap_SalesRevenueNet	1,696,271,000us-gaap_SalesRevenueNet	1,551,009,000us-gaap_SalesRevenueNet
Segment operating profit	69,155,000us-gaap_OperatingIncomeLoss	81,935,000us-gaap_OperatingIncomeLoss	74,752,000us-gaap_OperatingIncomeLoss	59,020,000us-gaap_OperatingIncomeLoss	54,064,000us-gaap_OperatingIncomeLoss	66,042,000us-gaap_OperatingIncomeLoss	63,751,000us-gaap_OperatingIncomeLoss	49,404,000us-gaap_OperatingIncomeLoss	284,862,000us-gaap_OperatingIncomeLoss	233,261,000us-gaap_OperatingIncomeLoss	(97,375,000)us-gaap_OperatingIncomeLoss
2014 Acquisition
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net	66,314,000								66,314,000
Initial payment									46,300,000
Estimated fair value of contingent consideration	20,500,000								20,500,000
Working capital adjustment									500,000
Transaction expenses									500,000
Revenue									27,200,000
Segment operating profit									3,600,000
2014 Acquisition \| Intellectual property
Business Acquisition [Line Items]
Useful life of intangible assets acquired, years									15 years
2014 Acquisition \| Customer Lists
Business Acquisition [Line Items]
Useful life of intangible assets acquired, years									10 years
2013 Acquisition
Business Acquisition [Line Items]
Fair value of the consideration at the date of acquisition					$ 307,000,000					$ 307,000,000