8. Notes Payable and Long-Term Debt (Details Narrative) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2015
Note payable	$ 37,494
Unused borrowing capacity	32,100
Taiwan location
Note payable	300
Revolving line of credit, maturity date	Jul. 31, 2015
East West Bank
Revolving line of credit maximum borrowing capacity	15,000
Revolving line of credit amount outstanding	15,000
Revolving line of credit, maturity date	Jul. 15, 2017
East West Bank Term Loan
Revolving line of credit maximum borrowing capacity	5,000
Revolving line of credit amount outstanding	4,900
Revolving line of credit, maturity date	Jul. 31, 2019
East West Bank Construction Loan
Revolving line of credit maximum borrowing capacity	22,000
Revolving line of credit amount outstanding	0
Revolving line of credit, maturity date	Apr. 26, 2016
CTBC Bank Taipei
Revolving line of credit maximum borrowing capacity	3,000
Revolving line of credit amount outstanding	2,800
E. Sun Commercial Bank
Revolving line of credit maximum borrowing capacity	4,000
Revolving line of credit amount outstanding	3,600
Revolving line of credit, maturity date	Dec. 31, 2013
E. Sun Commercial Bank 2
Revolving line of credit maximum borrowing capacity	3,000
Revolving line of credit amount outstanding	2,400
Revolving line of credit, maturity date	Feb. 06, 2016
Mega International Commercial Bank
Revolving line of credit maximum borrowing capacity	4,000
Revolving line of credit amount outstanding	3,600
Revolving line of credit, maturity date	Nov. 27, 2015
China Construction Bank
Revolving line of credit maximum borrowing capacity	10,400
Revolving line of credit amount outstanding	2,400
Note payable	$ 2,600
Revolving line of credit, maturity date	Mar. 17, 2016