Condensed Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Net income	$ 4,946	$ 7,267	$ 9,252	$ 13,829
Other comprehensive income (loss), net of tax:
Pension liability adjustment	29	25	87	74
Unrealized gain (loss) on cash flow hedges	25	19	73	(57)
Other comprehensive income, net of tax	54	44	160	17
Comprehensive income	$ 5,000	$ 7,311	$ 9,412	$ 13,846