Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended
	Mar. 28, 2020	Mar. 30, 2019
Statement of Comprehensive Income [Abstract]
Net Income	$ 7,930	$ 7,472
Other Comprehensive Income, Net of Tax:
Amortization of actuarial loss and prior service costs, net of tax of $59 and $51 for the three months ended March 28, 2020 and March 30, 2019, respectively	190	170
Change in unrealized gains and losses on cash flow hedges, net of tax of $26 and $54 for the three months ended March 28, 2020 and March 30, 2019, respectively	86	(84)
Other Comprehensive Income, Net of Tax	276	86
Comprehensive Income	$ 8,206	$ 7,558