Segment and Related Information - Schedule of Revenues and Significant Segment Expenses (Details) - USD ($) $ in Thousands	3 Months Ended				6 Months Ended
	Jun. 30, 2025	Mar. 31, 2025	Jun. 30, 2024	Mar. 31, 2024	Jun. 30, 2025	Jun. 30, 2024
Segment Reporting Information [Line Items]
Total revenues, net	$ 112,404		$ 78,150		$ 216,263	$ 148,223
Less:
Cost of sales	61,412		46,122		116,929	90,137
Sales and marketing	12,274		9,811		24,056	20,737
General and administrative	31,697		25,369		60,981	50,544
Research and development	20,934		16,237		40,701	32,005
Depreciation and amortization					24,297	16,127
Stock-based compensation	7,887		6,286		15,068	10,696
Amortization of identifiable intangible assets	3,394		1,946		6,653	2,878
Other segment items	0		600		0	600
Operating loss	(17,307)		(20,735)		(33,057)	(47,478)
Net (loss) income	(21,040)	$ (24,350)	54,190	$ (18,288)	(45,390)	35,902
Subscription service
Segment Reporting Information [Line Items]
Total revenues, net	71,903		44,872		140,313	83,251
Less:
Cost of sales	32,144		21,041		61,044	39,635
Hardware
Segment Reporting Information [Line Items]
Total revenues, net	26,864		20,116		48,707	38,342
Less:
Cost of sales	19,540		15,539		36,008	29,709
Professional service
Segment Reporting Information [Line Items]
Total revenues, net	13,637		13,162		27,243	26,630
Less:
Cost of sales	9,728		9,542		19,877	20,793
Reportable Segment
Segment Reporting Information [Line Items]
Total revenues, net	112,404		78,150		216,263	148,223
Less:
Sales and marketing	11,918		9,517		23,374	20,168
General and administrative	23,938		18,002		45,479	35,668
Research and development	19,836		15,411		38,665	30,496
Depreciation and amortization	9,021		6,888		17,644	13,249
Stock-based compensation	7,887		6,286		15,068	10,696
Transaction costs	561		1,573		1,716	4,978
Amortization of identifiable intangible assets	3,394		1,946		6,653	2,878
Other segment items	0		(600)		0	(600)
Other segment items	(3,733)		74,925		(12,333)	83,380
Operating loss	(17,307)		(20,735)		(33,057)	(47,478)
Net (loss) income	(21,040)		54,190		(45,390)	35,902
Reportable Segment \| Subscription service
Less:
Cost of sales	24,138		15,074		45,316	28,212
Reportable Segment \| Hardware
Less:
Cost of sales	19,447		15,415		35,832	29,464
Reportable Segment \| Professional service
Less:
Cost of sales	$ 9,571		$ 9,373		$ 19,573	$ 20,492

PAR TECHNOLOGY CORP 10-Q