Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended
	Jun. 30, 2017	Jun. 30, 2016
Income Statement [Abstract]
Revenues	$ 15,240	$ 22,475
Costs and expenses:
Direct operating (excludes depreciation and amortization shown below)	4,066	5,691
Selling, general and administrative	6,318	6,432
Restructuring, transition and acquisition expenses, net	0	90
Depreciation and amortization of property and equipment	4,357	8,524
Amortization of intangible assets	1,395	1,463
Total operating expenses	16,136	22,200
(Loss) income from operations	(896)	275
Interest expense, net	(4,041)	(4,935)
Other (expense) income, net	(69)	125
Change in fair value of interest rate derivatives	40	27
Loss from operations before income taxes	(4,966)	(4,508)
Income tax expense	(186)	(67)
Net loss	(5,152)	(4,575)
Net loss attributable to noncontrolling interest	6	21
Net loss attributable to controlling interests	(5,146)	(4,554)
Preferred stock dividends	(89)	(89)
Net loss attributable to common stockholders	$ (5,235)	$ (4,643)
Net loss per Class A and Class B common stock attributable to common stockholders - basic and diluted:
Net loss attributable to common stockholders (in dollars per share)	$ (0.48)	$ (0.70)
Weighted average number of Class A and Class B common stock outstanding: basic and diluted (in shares)	10,920,446	6,623,449