Industry Segment and Geographic Areas (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2022	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2021	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues	$ 147,324	$ 148,009	$ 137,833	$ 132,402	$ 135,748	$ 128,738	$ 122,869	$ 117,842	$ 565,568	$ 505,198	$ 425,544
Long-lived assets	73,542				78,050				73,542	78,050
Total assets	603,047				530,818				603,047	530,818
United States
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues									491,683	432,188	376,426
Long-lived assets	43,182				46,092				43,182	46,092
Total assets	466,697				391,328				466,697	391,328
Asia
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues									14,995	16,736	6,437
Canada
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues									12,768	11,867	10,406
Europe
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues									28,718	30,359	18,255
Long-lived assets	12,923				13,991				12,923	13,991
Total assets	113,945				118,359				113,945	118,359
Mexico
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues									3,931	5,110	4,886
Long-lived assets	17,437				17,967				17,437	17,967
Total assets	$ 22,405				$ 21,131				22,405	21,131
Middle East
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues									9,286	7,176	6,114
Other
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues									$ 4,187	$ 1,762	$ 3,020