Condensed Consolidated Statements of Operations (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Revenues	$ 17,892	$ 18,488	$ 35,535	$ 37,271
Operating expenses
Cost of services	8,406	8,599	16,663	17,996
Selling, general and administrative expenses	2,457	2,644	5,086	5,272
Depreciation and amortization	2,264	2,807	4,513	5,592
Total operating expenses	13,127	14,050	26,262	28,860
Income from operations	4,765	4,438	9,273	8,411
Other income (expense)
Interest expense	(1,991)	(2,244)	(4,039)	(4,566)
Other income (expense)	(17)	(5)	1,046	649
Total other expenses, net	(2,008)	(2,249)	(2,993)	(3,917)
Income before income tax	2,757	2,189	6,280	4,494
Income tax expense	(1,102)	(881)	(2,490)	(1,792)
Net income	$ 1,655	$ 1,308	$ 3,790	$ 2,702
Weighted average number of common shares outstanding:
Basic (in shares)	3,239,306	3,103,728	3,239,306	3,103,728
Diluted (in shares)	3,285,534	3,103,728	3,283,332	3,103,728
Basic net income per common share (in dollars per share)	$ 0.51	$ 0.42	$ 1.17	$ 0.87
Diluted net income per common share (in dollars per share)	$ 0.50	$ 0.42	$ 1.15	$ 0.87