UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE (LOSS) INCOME - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Revenue:
Revenue from Contract with Customer, Product and Service [Extensible Enumeration]	Service revenue and other [Member]	Service revenue and other [Member]	Service revenue and other [Member]	Service revenue and other [Member]
Service revenue and other	$ 66,924	$ 62,244	$ 197,359	$ 182,635
Operating expenses:
Cost of services exclusive of depreciation and amortization	27,477	25,747	80,572	73,819
Selling, general and administrative	22,227	20,238	69,152	60,711
Restructuring expense	641	1,160	1,031	1,821
Impairment expense	477	0	4,884	99
Depreciation and amortization	17,873	14,248	47,008	40,714
Total operating expenses	68,695	61,393	202,647	177,164
Operating (loss) income	(1,771)	851	(5,288)	5,471
Other (expense) income:
Other (expense) income, net	(1,208)	138	(1,967)	3,076
(Loss) income from continuing operations before income taxes	(2,979)	989	(7,255)	8,547
Income tax benefit	(251)	(5,506)	(699)	(2,519)
(Loss) income from continuing operations	(2,728)	6,495	(6,556)	11,066
Discontinued operations:
(Loss) income from discontinued operations, net of tax	0	(406)	0	99,632
Gain on the sale of discontinued operations, net of tax	0	886,732	0	886,732
Total income from discontinued operations, net of tax	0	886,326	0	986,364
Net (loss) income	(2,728)	892,821	(6,556)	997,430
Other comprehensive income:
Unrealized income on interest rate hedge, net of tax	0	3,620	0	4,706
Comprehensive (loss) income	$ (2,728)	$ 896,441	$ (6,556)	$ 1,002,136
Net (loss) income per share, basic and diluted:
Basic - Income (loss) from continuing operations (in dollars per share)	$ (0.05)	$ 0.13	$ (0.13)	$ 0.22
Basic - Income from discontinued operations, net of tax (in dollars per share)	0	17.73	0	19.73
Basic net income (loss) per share (in dollars per share)	(0.05)	17.86	(0.13)	19.95
Diluted - Income (loss) from continuing operations (in dollars per share)	(0.05)	0.13	(0.13)	0.22
Diluted - Income from discontinued operations, net of tax (in dollars per share)	0	17.68	0	19.67
Diluted net income (loss) per share (in dollars per share)	$ (0.05)	$ 17.81	$ (0.13)	$ 19.89
Weighted average shares outstanding, basic (in shares)	50,183	49,984	50,153	49,984
Weighted average shares outstanding, diluted (in shares)	50,183	50,120	50,153	50,136