Quarterly report pursuant to Section 13 or 15(d)

3. Comprehensive Income (Details Narrative)

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3. Comprehensive Income (Details Narrative) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2018
Apr. 01, 2017
Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract]    
Comprehensive income (loss) $ (1,497) $ 2,221