ACQUISITION (Text Disclosures) (Details) (USD $)	0 Months Ended	3 Months Ended		1 Months Ended
	Jan. 02, 2015	Mar. 31, 2015	Dec. 31, 2014	Jan. 31, 2015
Business Acquisition [Line Items]
Notes, Loans and Financing Receivable, Net, Current		$ 0	$ 6,600,000
Cambridge Semiconductor Limited [Member]
Business Acquisition [Line Items]
Business Combination, Consideration Transferred	23,300,000
Cash paid to acquire business	16,500,000
Consideration applied against outstanding loan	6,600,000
Liability related to working capital adjustment	200,000
Acquisition related costs		200,000	800,000
Minimum [Member]
Business Acquisition [Line Items]
Finite-Lived Intangible Asset, Useful Life		2 years
Maximum [Member]
Business Acquisition [Line Items]
Finite-Lived Intangible Asset, Useful Life		12 years
Developed technology [Member] | Minimum [Member] | Cambridge Semiconductor Limited [Member]
Business Acquisition [Line Items]
Finite-Lived Intangible Asset, Useful Life				3 years
Developed technology [Member] | Maximum [Member] | Cambridge Semiconductor Limited [Member]
Business Acquisition [Line Items]
Finite-Lived Intangible Asset, Useful Life				7 years
Customer relationships [Member] | Cambridge Semiconductor Limited [Member]
Business Acquisition [Line Items]
Finite-Lived Intangible Asset, Useful Life		5 years		5 years
Finite-Lived Intangible Asset, Reacquition of Customer Relationship Term				2 years
Cambridge Semiconductor Limited [Member]
Business Acquisition [Line Items]
Notes, Loans and Financing Receivable, Net, Current			$ 6,600,000