Company and Industry Information Major Customers (Details) - Customer Concentration Risk [Member]	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Accounts Receivable [Member] | Samsung [Member]
Concentration Risk [Line Items]
Concentration Risk, Percentage		14.00%
Accounts Receivable [Member] | Taiwan Semiconductor (TSMC) [Member]
Concentration Risk [Line Items]
Concentration Risk, Percentage	36.00%
Accounts Receivable [Member] | Flash Forward [Member]
Concentration Risk [Line Items]
Concentration Risk, Percentage	19.00%
Accounts Receivable [Member] | Intel [Member]
Concentration Risk [Line Items]
Concentration Risk, Percentage		11.00%
Accounts Receivable [Member] | Global Foundaries [Member]
Concentration Risk [Line Items]
Concentration Risk, Percentage		16.00%
Accounts Receivable [Member] | Semiconductor Manufacturing International Corporation SMIC [Member]
Concentration Risk [Line Items]
Concentration Risk, Percentage		14.00%
Total Sales Revenue [Member] | Siliconware Precision Industries Co. Ltd. [Member]
Concentration Risk [Line Items]
Concentration Risk, Percentage	21.00%		16.00%
Total Sales Revenue [Member] | Samsung [Member]
Concentration Risk [Line Items]
Concentration Risk, Percentage		14.00%
Total Sales Revenue [Member] | Taiwan Semiconductor (TSMC) [Member]
Concentration Risk [Line Items]
Concentration Risk, Percentage	13.00%
Total Sales Revenue [Member] | Intel [Member]
Concentration Risk [Line Items]
Concentration Risk, Percentage	10.00%	18.00%
Total Sales Revenue [Member] | Global Foundaries [Member]
Concentration Risk [Line Items]
Concentration Risk, Percentage		13.00%