Significant Accounting Policies - Additional Information (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 28, 2013	Dec. 29, 2012	Dec. 31, 2011
Summary Of Significant Accounting Policies [Line Items]
Fiscal Year Period	364 days
Service revenues as a percentage of total net sales	Less than 10%	Less than 10%	Less than 10%
Percentage of sales from products purchased from other individual vendors	Less than 10%	Less than 10%	Less than 10%
Period to provide warranty protection for certain IT products within the European Union	up to two years
Book overdrafts	$ 347,837	$ 415,207
Trade accounts receivable sold to and held by financial institutions under uncommitted factoring programs	381,451	242,626
Factoring fees	2,851	3,822	3,068
Identifiable intangible assets	496,789	445,385
Amortization period for finite-lived identifiable intangible assets	10 years
Net carrying amounts of finite-lived identifiable intangible assets	375,423	372,482
Amortization of intangible assets	48,480	20,711	12,550
Impairments of long-lived and other intangible assets	$ 0	$ 0	$ 0
Percentage of consolidated net sales not exceeded by any single customer	10% or more	10% or more	10% or more
Percentage of total accounts receivable not exceeded by any single customer	Greater than 10%	Greater than 10%
Stock-based awards excluded from the computation of Diluted Earnings Per Share	2,069	3,487	2,671
Period used to estimate the forfeiture rate for stock-based compensation	preceding five fiscal years
Minimum [Member]
Summary Of Significant Accounting Policies [Line Items]
Fiscal Year Period	364 days	364 days	364 days
Amortization period for finite-lived identifiable intangible assets	3 years
Maximum [Member]
Summary Of Significant Accounting Policies [Line Items]
Fiscal Year Period	371 days	371 days	371 days
Amortization period for finite-lived identifiable intangible assets	20 years
Hewlett-Packard [Member]
Summary Of Significant Accounting Policies [Line Items]
Percentage of sales from products purchased	15.00%	18.00%	21.00%
Apple Inc [Member]
Summary Of Significant Accounting Policies [Line Items]
Percentage of sales from products purchased		10.00%