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Debt, Commitments and Contingencies - Legal Proceedings (Details) $ in Thousands									1 Months Ended	2 Months Ended	3 Months Ended				6 Months Ended	36 Months Ended
	Mar. 08, 2023 patent	Jan. 04, 2023 patent	Mar. 22, 2022 patent	Jan. 10, 2022 patent	Jul. 28, 2021 patent	Jul. 22, 2021 patent	Feb. 25, 2021 patent	Jun. 02, 2015 patent	Oct. 31, 2019 patent	Mar. 31, 2023 claim patent	Mar. 31, 2023 claim patent	Mar. 31, 2023 USD ($) patent claim	Dec. 31, 2022 USD ($)	Mar. 31, 2022 USD ($)	Apr. 18, 2023 patent	Dec. 31, 2019 patent
Loss Contingencies [Line Items]
Total revenue \| $												$ (209,716)		$ (205,437)
Net income \| $												(14,207)		(8,903)
SaaS and License
Loss Contingencies [Line Items]
Total revenue \| $												$ (135,394)		$ (123,225)
Vivint, Inc. vs. Alarm.com Holdings, Inc
Loss Contingencies [Line Items]
Patent lawsuit dismissed											1
Pending Litigation \| SaaS and License
Loss Contingencies [Line Items]
Total revenue \| $													$ 6,000
Net income \| $													$ 6,000
Pending Litigation \| Vivint, Inc. vs. Alarm.com Holdings, Inc
Loss Contingencies [Line Items]
Number of patents allegedly infringed upon by the company	14	15						6				14
Number of patents found to be unpatentable																5
Number of patents allegedly infringed by elements in solution								1
Pending Litigation \| 3 Patents
Loss Contingencies [Line Items]
Number of patents found to be unpatentable												3
Number of claims \| claim										7	7	7
Pending Litigation \| 2 Patents
Loss Contingencies [Line Items]
Number of patents found to be unpatentable												2
Number of claims \| claim										9	9	9
Pending Litigation \| EcoFactor, Inc. vs. Alarm.com Holdings, Inc.
Loss Contingencies [Line Items]
Number of patents allegedly infringed upon by the company				5					2
Number of patents under ex parte reexamination												4
Pending Litigation \| Causam Enterprises, Inc vs Alarm.com Holdings, Inc
Loss Contingencies [Line Items]
Number of patents allegedly infringed upon by the company						4
Pending Litigation \| Causam Enterprises, Inc vs Alarm.com Holdings, Inc and EnergyHub, Inc
Loss Contingencies [Line Items]
Number of patents allegedly infringed upon by the company					4
Pending Litigation \| Vivint, Inc vs ADT LLC
Loss Contingencies [Line Items]
Number of patents allegedly infringed upon by the company			5
Number of patents found to be unpatentable										2
Patents under inter partes review			2
Pending Litigation \| Vivint, Inc vs ADT LLC \| Minimum
Loss Contingencies [Line Items]
Number of patents allegedly infringed upon by the company							1
Pending Litigation \| IOT Innovations LLC vs Monitronics International, Inc. \| Subsequent Event
Loss Contingencies [Line Items]
Number of patents allegedly infringed upon by the company															26