Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Current assets
Cash and cash equivalents	$ 3,113	$ 4,657
Accounts receivable:
Due from subscribers, net of allowance for doubtful accounts of $209 and $577, respectively	3,908	4,183
Other	1,905	1,899
Materials and supplies	3,954	2,802
Prepaid expenses	1,624	1,198
Other assets	251
Total current assets	14,755	14,739
Property and equipment, net	57,284	52,073
Goodwill	44,976	44,976
Intangible assets, net	530	919
Operating lease right-of-use asset	1,146
Investments	1,477	1,498
Interest rate cap		4
Other assets	577	143
Total assets	120,745	114,352
Current liabilities
Accounts payable	1,525	1,331
Accrued expenses	4,861	5,054
Advance billings and payments	1,618	1,614
Customer deposits	44	48
Current operating lease liability	296
Current maturity of long-term notes payable, net of debt issuance costs	3,929	3,904
Total current liabilities	12,273	11,951
Deferred income taxes	21,521	20,145
Advance billings and payments	2,157	2,234
Other liabilities	12	13
Long-term operating lease liability	850
Long-term notes payable, less current maturities and debt issuance costs	65,172	69,107
Total liabilities	101,985	103,450
Stockholders' equity
Additional paid in capital	4,275	4,213
Retained earnings	14,451	6,655
Total stockholders' equity	18,760	10,902
Total liabilities and stockholders' equity	120,745	114,352
Common Class A [Member]
Stockholders' equity
Class A Common Stock, $.01 par value-authorized 10,000,000 shares; issued and outstanding 3,412,805 and 3,388,624 shares, respectively	$ 34	$ 34