XML 54 R43.htm IDEA: XBRL DOCUMENT v3.19.2
Note 7 - Shareholders' Equity (Details Textual) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2019
Mar. 31, 2019
Jul. 01, 2018
Apr. 01, 2018
Jun. 30, 2019
Jul. 01, 2018
Jul. 02, 2017
Stock Repurchased and Retired During Period, Value $ 25,200            
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number, Ending Balance 27,500       27,500    
Share-based Payment Arrangement, Option, Exercise Price Range, Upper Range Limit         $ 12.43    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross         0 0  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period         10,000 10,000  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period, Total         5,000 0  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value $ 100       $ 100    
Share-based Payment Arrangement, Option [Member]              
Share-based Payment Arrangement, Expense         0 $ 0  
Restricted Stock [Member]              
Share-based Payment Arrangement, Expense         $ 1,500 $ 2,000  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period         224,000 192,000  
Share-based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount 5,700       $ 5,700    
Restricted Stock [Member] | Minimum [Member]              
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period         1 year    
Restricted Stock [Member] | Maximum [Member]              
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period         3 years    
Performance Shares [Member]              
Share-based Payment Arrangement, Expense         $ 3,300 $ 3,600  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period         344,500    
Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other Than Options, Shares Issued During Exercise of Instrument, Upper Limit, Percentage         200.00%    
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount, Total 6,000       $ 6,000    
Performance Shares [Member] | Minimum [Member]              
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period         1 year    
Performance Shares [Member] | Maximum [Member]              
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period         3 years    
Restricted Stock and Performance Shares [Member]              
Share-based Payment Arrangement, Expense, Tax Benefit         $ 900    
Common Stock [Member]              
Stock Repurchase Program, Authorized Amount             $ 100,000
Stock Repurchased and Retired During Period, Value $ 156 $ (0) $ 0 $ 61