Revenue, Deferred Revenue and Prepaid Commissions - Schedule of Revenue (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Disaggregation of Revenue [Line Items]
Revenues	$ 139,708	$ 137,653	$ 139,025
United States
Disaggregation of Revenue [Line Items]
Revenues	137,004	134,998	135,804
International
Disaggregation of Revenue [Line Items]
Revenues	2,704	2,655	3,221
Wireless revenue
Disaggregation of Revenue [Line Items]
Revenues	72,522	73,523	75,968
Paging revenue
Disaggregation of Revenue [Line Items]
Revenues	68,559	70,958	73,135
Product and other revenue
Disaggregation of Revenue [Line Items]
Revenues	3,963	2,565	2,833
Software revenue
Disaggregation of Revenue [Line Items]
Revenues	67,186	64,130	63,057
License
Disaggregation of Revenue [Line Items]
Revenues	7,347	7,648	8,721
Professional services - projects
Disaggregation of Revenue [Line Items]
Revenues	15,496	14,616	13,305
Professional services - managed services
Disaggregation of Revenue [Line Items]
Revenues	6,623	3,259	1,389
Hardware
Disaggregation of Revenue [Line Items]
Revenues	1,287	1,382	2,675
Maintenance and subscription
Disaggregation of Revenue [Line Items]
Revenues	$ 36,433	$ 37,225	$ 36,967

Spok Holdings, Inc 10-K