Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($) $ in Thousands	Sep. 30, 2018	Dec. 31, 2017
Current assets
Cash and cash equivalents	$ 3,720	$ 3,570
Accounts receivable:
Due from subscribers, net of allowance for doubtful accounts of $351 and $206, respectively	4,939	4,647
Other	2,003	1,875
Materials and supplies	2,773	2,700
Prepaid expenses	1,143	3,122
Total current assets	14,578	15,914
Property and equipment, net	51,544	50,888
Goodwill	44,976	44,976
Intangible assets, net	1,019	1,328
Investments	1,493	1,632
Interest rate cap	40
Other assets	151	201
Total assets	113,801	114,939
Current liabilities
Accounts payable	1,083	1,619
Accrued expenses	6,298	4,803
Advance billings and payments	1,568	1,684
Customer deposits	64	58
Current maturity of long-term notes payable, net of debt issuance cost	3,903	3,891
Total current liabilities	12,916	12,055
Deferred income taxes	18,939	18,939
Advance billings and payments	2,260	2,367
Other liabilities	21	13
Notes payable, net of debt issuance cost, long-term	71,101	80,058
Total liabilities	105,237	113,432
Stockholders' equity
Additional paid in capital	4,112	4,285
Retained earnings (accumulated deficit)	4,418	(2,812)
Total stockholders' equity	8,564	1,507
Total liabilities and stockholders' equity	113,801	114,939
Common Class A [Member]
Stockholders' equity
Class A Common Stock, $.01 par value-authorized 10,000,000 shares; issued and outstanding 3,388,624 and 3,346,689 shares, respectively	$ 34	$ 34