Note 22 - Subsequent Event (Details)	12 Months Ended			1 Months Ended				12 Months Ended
	Mar. 30, 2014 USD ($)	Mar. 31, 2013 USD ($)	Apr. 26, 2014 Subsequent Event [Member] Stifel Financial Corp. [Member] Integrated Memory Logic Limited [Member] USD ($)	May 29, 2014 Subsequent Event [Member] Integrated Memory Logic Limited [Member]	May 29, 2014 Subsequent Event [Member] Integrated Memory Logic Limited [Member]	Apr. 26, 2014 Subsequent Event [Member] Integrated Memory Logic Limited [Member] USD ($)	Apr. 26, 2014 Subsequent Event [Member] Integrated Memory Logic Limited [Member] TWD	Mar. 30, 2014 Future Event June 29, 2014 [Member] Integrated Memory Logic Limited [Member] USD ($)	Mar. 30, 2014 Future Event June 29, 2014 [Member] Integrated Memory Logic Limited [Member] TWD
Note 22 - Subsequent Event (Details) [Line Items]
Business Acquisition, Share Price						$ 3.00	91.00
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares (in Shares)				68,319,091	68,319,091
Business Acquisition, Percentage of Voting Interests Acquired				92.00%	92.00%
Payments to Acquire Businesses, Gross								$ 206,000,000	6,200,000,000
Business Combination, Consideration Transferred								224,000,000	6,800,000,000
Payments to Acquire Businesses, Net of Cash Acquired	22,777,000	750,000						92,000,000	2,800,000,000
Senior Notes			$ 90,000,000