Note 3 Business Combinations (Narratives) (Details) (USD $)	9 Months Ended		0 Months Ended		12 Months Ended	3 Months Ended	6 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 12, 2014	Jun. 27, 2013 N	Mar. 31, 2014	Jun. 30, 2014	Dec. 31, 2014
Business Acquisition [Line Items]
Payments to Acquire Businesses, Net of Cash Acquired	$ 2,297,000	$ 20,000,000
Schedule of Equity Method Investments [Line Items]
Equity Method Investments	11,369,000				5,921,000		11,369,000
ATEC [Member]
Schedule of Equity Method Investments [Line Items]
Equity Investment Effective Date			Dec. 12, 2014
Equity Method Investment, Ownership Percentage			24.30%
Equity Method Investments			5,900,000
Equity Method Investment, Description of Principal Activities			ATEC is a supplier located in the Philippines that provides assembly and test services
Equity Method Investment, Summarized Financial Information, Assets			23,200,000
Equity Method Investment, Summarized Financial Information, Liabilities			7,400,000
Income (Loss) from Equity Method Investments			0
Equity Investment Related Costs			14,000
MCU Business [Member]
Business Acquisition [Line Items]
Business Acquisition, Name of Acquired Entity				System LSI Division of Samsung Electronics Co., Ltd.
Business Acquisition, Description of Acquired Entity				The acquired product line includes microcontrollers potentially useful in a number of applications, which have to date been principally used in consumer product applications.
Business Combination, Reason for Business Combination				The acquisition was intended to bolster our product portfolio and empower customers to utilize products from across our multiple product lines.
Business Acquisition, Effective Date of Acquisition				Jun. 27, 2013
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net				50,000,000
Payments to Acquire Businesses, Net of Cash Acquired				20,000,000
Business Acquisition, Cost of Acquired Entity, Installment Payments, Total				30,000,000
Business Acquisition, Cost of Acquired Entity, Installment Payments, Each Installment				15,000,000
Business Acquisition, Cost of Acquired Entity, Installment Payments, Number of Installment Payments				2
Business Acquisition, Cost of Acquired Entity, Payment Date of First Installment Payment				Jun. 26, 2014
Business Acquisition, Cost of Acquired Entity, Payment Date of Second Installment Payment				Dec. 23, 2014
Business Combination Acquisition Related Costs					403,000
Goodwill, Acquired During Period				25,164,000
Other Acquisition [Member]
Business Acquisition [Line Items]
Payments to Acquire Businesses, Net of Cash Acquired						2,300,000
Goodwill, Acquired During Period						2,800,000
Loans Assumed from Business Acquisition						723,000
Goodwill, Translation Adjustments							$ (304,000)