Segment Information (Tables)

12 Months Ended

Dec. 31, 2021

Segment Reporting [Abstract]

Revenues and Long-lived Assets by Geographic Information

Such information attributes revenues based on markets where revenues are reported (in thousands).

	Years ended December 31,
	2021		2020		2019
Revenues:
United States	$	274,814	$	256,853	$	249,429
Canada	45,157		40,303		37,191
Ireland	21,913		23,514		26,104
All other countries	10,780		10,498		9,835
Foreign countries	77,850		74,315		73,130
Total	$	352,664	$	331,168	$	322,559

	December 31, 2021		December 31, 2020
Long-lived assets:
United States	$	43,727	$	50,966
Canada	7,128		10,249
Ireland	2,625		7,026
All other countries	80		135
Foreign countries	9,833		17,410
Total	$	53,560	$	68,376