Consolidated Financial Statement Components (Tables)

6 Months Ended

Jun. 30, 2022

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Summary of Depreciation, Amortization and Accretion

Depreciation, amortization and accretion expenses consisted of the following for the periods stated:

	For the Three Months Ended June 30,				For the Six Months Ended June 30,
(Dollars in thousands)	2022		2021		2022		2021
Depreciation
Leasehold improvements	$	16	$	18	$	35	$	34
Asset retirement costs	(175)		(22)		(350)		(44)
Paging and computer equipment	800		982		1,650		2,052
Furniture, fixtures and vehicles	60		62		130		120
Total depreciation	701		1,040		1,465		2,162
Amortization
Intangible assets	—		—		—		417
Capitalized software development costs	—		1,263		—		2,297
Total amortization	—		1,263		—		2,714
Accretion	170		154		340		308
Total depreciation, amortization and accretion expense	$	871	$	2,457	$	1,805	$	5,184

Schedule of Property, Plant and Equipment

Property and equipment, net consisted of the following as of the dates stated:

(Dollars in thousands)	Useful Life  (In Years)	June 30, 2022		December 31, 2021
Leasehold improvements	shorter of useful life or lease term	$	2,613	$	3,307
Asset retirement costs	1-5	2,307		2,307
Paging and computer equipment	1-5	87,745		89,844
Furniture, fixtures and vehicles	3-5	3,322		3,668
Total property and equipment		95,987		99,126
Accumulated depreciation		(89,500)		(92,380)
Total property and equipment, net		$	6,487	$	6,746