Other Assets (Tables)

6 Months Ended

Jun. 30, 2021

Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]

Schedule of Changes in Allowance for Credit Losses for Accounts Receivable

The changes in our allowance for credit losses for accounts receivable are as follows (in thousands):

	Three Months Ended June 30, 2021				Three Months Ended June 30, 2020				Six Months Ended June 30, 2021				Six Months Ended June 30, 2020
	Alarm.com and Certain Subsidiaries		All Other Subsidiaries		Alarm.com and Certain Subsidiaries		All Other Subsidiaries		Alarm.com and Certain Subsidiaries		All Other Subsidiaries		Alarm.com and Certain Subsidiaries		All Other Subsidiaries
Beginning of period balance	$	(3,670)	$	(242)	$	(4,555)	$	(234)	$	(4,442)	$	(254)	$	(2,500)	$	(84)
Impact of adopting Topic 326	—		—		—		—		—		—		(212)		(155)
(Provision for) / recovery of expected credit losses	(111)		(7)		935		(15)		(147)		(3)		(951)		(14)
Write-offs	338		118		70		11		1,146		126		113		15
End of period balance	$	(3,443)	$	(131)	$	(3,550)	$	(238)	$	(3,443)	$	(131)	$	(3,550)	$	(238)

The changes in our allowance for credit losses for notes receivable are as follows (in thousands):

	Three Months Ended June 30, 2021				Three Months Ended June 30, 2020				Six Months Ended June 30, 2021				Six Months Ended June 30, 2020
	Loan Receivables		Hardware Financing Receivables		Loan Receivables		Hardware Financing Receivables		Loan Receivables		Hardware Financing Receivables		Loan Receivables		Hardware Financing Receivables
Beginning of period balance	$	(73)	$	(5)	$	(87)	$	(29)	$	(73)	$	(16)	$	—	$	(16)
Impact of adopting Topic 326	—		—		—		—		—		—		(434)		(15)
(Provision for) / recovery of expected credit losses	(1)		1		41		(8)		(1)		12		388		(6)
Write-offs	—		—		—		—		—		—		—		—
End of period balance	$	(74)	$	(4)	$	(46)	$	(37)	$	(74)	$	(4)	$	(46)	$	(37)

Schedule of Financing Receivable Credit Quality Indicators

We manage our notes receivables using delinquency as a key credit quality indicator. The following tables reflect the current and delinquent notes receivable by class of financing receivables and by year of origination (in thousands):

	June 30, 2021
Loan Receivables:	2021		2020		2019		2018		2017		Prior		Total
Current	$	—	$	1,180	$	12	$	—	$	4,399	$	—	$	5,591
30-59 days past due	—		—		—		—		—		—		—
60-89 days past due	—		—		—		—		—		—		—
90-119 days past due	—		—		—		—		—		—		—
120+ days past due	—		—		—		—		—		—		—
Total	$	—	$	1,180	$	12	$	—	$	4,399	$	—	$	5,591
Hardware Financing Receivables:
Current	$	—	$	—	$	38	$	—	$	—	$	—	$	38
30-59 days past due	—		—		—		—		—		—		—
60-89 days past due	—		—		35		33		—		—		68
90-119 days past due	—		—		—		—		—		—		—
120+ days past due	—		—		—		—		—		—		—
Total	$	—	$	—	$	73	$	33	$	—	$	—	$	106

	December 31, 2020
Loan Receivables:	2020		2019		2018		2017		2016		Prior		Total
Current	$	1,200	$	17	$	—	$	4,207	$	—	$	—	$	5,424
30-59 days past due	—		—		—		—		—		—		—
60-89 days past due	—		—		—		—		—		—		—
90-119 days past due	—		—		—		—		—		—		—
120+ days past due	—		—		—		—		—		—		—
Total	$	1,200	$	17	$	—	$	4,207	$	—	$	—	$	5,424
Hardware Financing Receivables:
Current	$	—	$	67	$	49	$	—	$	—	$	—	$	116
30-59 days past due	—		—		—		2		—		—		2
60-89 days past due	—		57		27		—		—		—		84
90-119 days past due	—		—		—		—		—		—		—
120+ days past due	—		—		—		9		—		—		9
Total	$	—	$	124	$	76	$	11	$	—	$	—	$	211

Schedule of Amortized Cost of Notes Receivable

The amortized cost of notes receivables placed on nonaccrual status is as follows (in thousands):

	June 30, 2021		December 31, 2020
Loan receivables	$	—	$	—
Hardware financing receivables	—		9
Total	$	—	$	9