Segment Reporting (Narrative) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended																12 Months Ended
	Mar. 31, 2012		Dec. 31, 2011		Sep. 30, 2011		Jul. 01, 2011		Mar. 31, 2011		Dec. 31, 2010		Oct. 01, 2010		Jul. 02, 2010		Mar. 31, 2012	Mar. 31, 2011	Mar. 31, 2010
Segment Reporting Information [Line Items]
Net sales	$ 6,382,412	[1]	$ 7,479,823	[1]	$ 8,019,217	[1]	$ 7,506,204	[1]	$ 6,788,774	[1]	$ 7,771,159	[1]	$ 7,382,211	[1]	$ 6,546,874	[1]	$ 29,387,656	$ 28,489,018	$ 24,009,784
Long-lived assets	2,084,148								2,084,031								2,084,148	2,084,031
Singapore [Member]
Segment Reporting Information [Line Items]
Net sales																	663,100	578,200	428,000
Long-lived assets	$ 15,300								$ 17,300								$ 15,300	$ 17,300
China [Member]
Segment Reporting Information [Line Items]
Segment reporting net sales percent	38.00%								38.00%								38.00%	38.00%	33.00%
Segment reporting long-lived assets, percent																	41.00%	41.00%	42.00%
Mexico [Member]
Segment Reporting Information [Line Items]
Segment reporting net sales percent	14.00%								15.00%								14.00%	15.00%	15.00%
Segment reporting long-lived assets, percent																	15.00%	16.00%	17.00%
United States [Member]
Segment Reporting Information [Line Items]
Segment reporting net sales percent	10.00%								10.00%								10.00%	10.00%	14.00%
Malaysia [Member]
Segment Reporting Information [Line Items]
Segment reporting net sales percent	10.00%																10.00%		11.00%
Other Country [Member]
Segment Reporting Information [Line Items]
Number of countries accounting for more than 10% of net sales																	0	0	0
Number of countries accounting for more than 10% of long-lived assets																	0	0	0

[1] As discussed in note 18 to the financial statements, "Discontinued Operations", the Company is reporting the operating results of its Visa Point Technologies camera module business as discontinued operations. Accordingly net sales and gross profit data above have been adjusted to exclude net revenue and gross profit (loss) pertaining to our camera module business.