Segment Information - Schedule of Segment Reporting Information, by Segment (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended	9 Months Ended	12 Months Ended
	Sep. 30, 2021	Jun. 30, 2021	Jun. 30, 2021	Sep. 30, 2021	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Revenue
Consolidated revenue	$ 68,981	$ 53,644	$ 109,402	$ 178,383	$ 242,433	$ 179,917	$ 159,218
Gross profit
Total gross profit					86,029	62,420	52,344
Inter-segment elimination
Revenue
Consolidated revenue					0	(10,377)	(9,920)
Security Solutions
Revenue
Consolidated revenue					123,534	117,312	101,923
Security Solutions | Operating Segments
Revenue
Consolidated revenue					123,534	127,667	111,843
Gross profit
Total gross profit					64,904	50,458	42,056
Secure Networks
Revenue
Consolidated revenue					118,899	62,605	57,295
Secure Networks | Operating Segments
Revenue
Consolidated revenue					118,899	62,627	57,295
Gross profit
Total gross profit					$ 21,125	$ 11,962	$ 10,288