Business Acquisitions (Narrative) (Details) $ in Thousands, shares in Millions	Apr. 04, 2016 USD ($) shares
Business Acquisition [Line Items]
Net deferred tax liability for future amortization expense of acquired intangible assets	$ 178,100
Atmel Corporation
Business Acquisition [Line Items]
Cash paid for shares	$ 2,980,000
Shares issued as part of acquisition | shares	10.1
Value of shares issued as part of acquisition	$ 486,100
Transaction and other fees incurred in transaction	14,900
Non cash consideration of certain share-based payment awards	7,500
Total consideration transferred	3,470,000
Liabilities assumed	653,058
Payments to acquire businesses portion funded by foreign subsidiaries cash balances	2,040,000
Payments to acquire businesses portion funded by additional line of credit borrowings	$ 940,000