Stock-Based Employee Compensation - Options Narrative (Details)				12 Months Ended
	Apr. 04, 2017 shares	Sep. 23, 2010	Jul. 21, 2010 shares	Apr. 01, 2018 plan shares	Sep. 30, 2004 shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of equity based plans | plan				2
Life of options granted in the 2004 plan		7 years
Award vesting period		4 years
One quarter of the shares vest from date of grant (in years)		1 year
Minimum vesting period of non-performance based full value awards made under the 2004 Plan (in years)		3 years
Minimum vesting period performance based full value awards made under the 2004 Plan (in years)		1 year
Stock Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Original number of shares of reserved for issuance (in shares)					28,500,000
Shares reserved for issuance under the amended plan (in shares)			36,800,000
Increase in shares available after amendment (in shares)			8,300,000
Original plan dilution factor to be equivalent to the amended plan (in shares)			1.74
Months Remaining for shares to vest after one year after grant (in months)		36 months
Minimum Exercise price of fair market value of the options under the 2004 plan on the date the option is granted (percent)		100.00%
Percent of full value awards resulting in issuance (up to)				5.00%
Shares available for future grant as of balance sheet date (in shares)				6,000,000
Two Thousand and Eight Equity Plan | Restricted Stock Units (RSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares converted (in shares)	300,000
GigPeak, Inc. | Two Thousand and Eight Equity Plan | Restricted Stock Units (RSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares converted (in shares)	500,000