Note S - Employee Benefit Plans	12 Months Ended
Dec. 31, 2019
Notes to Financial Statements
Compensation and Employee Benefit Plans [Text Block]	NOTE S—EMPLOYEE BENEFIT PLANS On August 1, 2000, the Company established a 401(k) profit sharing plan covering employees meeting certain age and service requirements. The plan provides for discretionary Company contributions to be allocated based on the employee’s eligible contributions. The Company made contributions of $0.8 million $0.8 million, and $0.6 million to the 401(k) plan for the years ended December 31, 2019, 2018 and 2017, respectively. Employees of Global participate in a state-mandated social security program in China. Under this program, pension costs are recorded on the basis of required monthly contributions to employees’ individual accounts during their service periods. Under the regulations of the People’s Republic of China, Global is required to make fixed contributions to a fund, which is under the administration of the local labor departments. Pension expense for Global was $0.7 million, $0.9 million, and $0.8 million in the years ended for the year ended December 31, 2019, 2018 and 2017, respectively. Employees Prime World’s Taiwan branch participate in a pension program under the Taiwan Labor Pension Act. Pension expense for the Prime World’s Taiwan branch was $0.8 million, $0.9 million, and $0.9 million for the years ended December 31, 2019, 2018 and 2017, respectively.

Note S - Employee Benefit Plans

12 Months Ended

Dec. 31, 2019

Compensation and Employee Benefit Plans [Text Block]

NOTE S—EMPLOYEE BENEFIT PLANS

On August 1, 2000, the Company established a 401(k) profit sharing plan covering employees meeting certain age and service requirements. The plan provides for discretionary Company contributions to be allocated based on the employee’s eligible contributions. The Company made contributions of $0.8 million $0.8 million, and $0.6 million to the 401(k) plan for the years ended December 31, 2019, 2018 and 2017, respectively.

Employees of Global participate in a state-mandated social security program in China. Under this program, pension costs are recorded on the basis of required monthly contributions to employees’ individual accounts during their service periods. Under the regulations of the People’s Republic of China, Global is required to make fixed contributions to a fund, which is under the administration of the local labor departments. Pension expense for Global was $0.7 million, $0.9 million, and $0.8 million in the years ended for the year ended December 31, 2019, 2018 and 2017, respectively.

Employees Prime World’s Taiwan branch participate in a pension program under the Taiwan Labor Pension Act. Pension expense for the Prime World’s Taiwan branch was $0.8 million, $0.9 million, and $0.9 million for the years ended December 31, 2019, 2018 and 2017, respectively.