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Acquisitions - Additional Information (Detail) - USD ($) $ in Thousands		3 Months Ended
	Jan. 07, 2016	Apr. 03, 2016	Mar. 29, 2015
Business Acquisition [Line Items]
Acquisition price, net of cash acquired		$ 15,348	$ 695,345
M2FX Limited [Member]
Business Acquisition [Line Items]
Percentage of outstanding shares acquired	100.00%
Acquisition price	$ 23,200
Acquisition price, net of cash acquired	22,900
Estimated earn out consideration	7,600
Cash consideration paid	$ 15,300

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Business combination estimated earn out considerations.

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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
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Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
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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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The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase.

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