PENSION PLANS (Details) (USD $)	12 Months Ended
	Dec. 31, 2012 plan	Dec. 31, 2011	Dec. 31, 2010
Defined Benefit Plan Disclosure
Number of types of retirement plans	2
Aggregate net pension expense relating to the two plan types
Service costs	$ 1,290,000	$ 1,289,000	$ 1,577,000
Interest cost	1,447,000	1,326,000	1,568,000
Amortization of actuarial (gain) loss	(55,000)	67,000	(49,000)
Settlement and other related (gains) losses	(12,000)	(726,000)	1,149,000
Net pension period cost	2,670,000	1,956,000	4,245,000
Change in projected benefit obligation and accumulated benefit obligation
Projected benefit obligation at beginning of the year	29,751,000	26,898,000
Service costs	1,290,000	1,289,000	1,577,000
Interest costs	1,447,000	1,326,000	1,568,000
Transfer of obligation upon sale	0	(91,000)
Settlement	(12,000)	(726,000)
Amendments and plan transfers	0	422,000
Actuarial loss	9,196,000	199,000
Benefits paid	(360,000)	(182,000)
Foreign currency exchange rate changes	(691,000)	616,000
Projected benefit obligation at end of the year	40,621,000	29,751,000	26,898,000
Accumulated benefit obligation at end of the year	34,216,000	24,069,000
Liability included in accrued and other liabilities	500,000	500,000
Accrued pension liability	40,087,000	29,268,000
Liability included in other long-term liabilities		29,300,000
Future estimated expected benefit payments over the next ten years
2013	544,000
2014	535,000
2015	596,000
2016	1,143,000
2017	1,003,000
2018 through 2022	9,465,000
Total	13,286,000
Period of assumptions for discount rate (in years)	30 years
Future Estimated Payments Plan Period	10 years
Net actuarial gain recognized in accumulated other comprehensive income	6,800,000
Expected net pension cost for next fiscal year	3,400,000
Expected cash funding for benefits to be paid next year	500,000
Accumulated Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Net of Tax	5,066,000	(1,712,000)
Contributions by employer
Future estimated expected benefit payments over the next ten years
Cash funding for benefits paid	400,000
Manufacturing operations in Rousset, France
Aggregate net pension expense relating to the two plan types
Settlement and other related (gains) losses		(900,000)
Secure Microcontroller Solutions SMS
Aggregate net pension expense relating to the two plan types
Settlement and other related (gains) losses		$ (200,000)
Minimum
Defined Benefit Plan Disclosure
Period of salary paid to Company's French employees as termination benefits at retirement, range (in months)	1
Actuarial assumptions used to determine benefit obligations
Assumed discount rate (as a percent)	2.70%	4.60%	4.70%
Assumed compensation rate of increase (as a percent)	2.40%	2.50%	2.10%
Maximum
Defined Benefit Plan Disclosure
Period of salary paid to Company's French employees as termination benefits at retirement, range (in months)	5
Actuarial assumptions used to determine benefit obligations
Assumed discount rate (as a percent)	3.90%	5.30%	5.00%
Assumed compensation rate of increase (as a percent)	3.00%	3.00%	4.00%