Consolidated Statements of Cash Flows - USD ($)	6 Months Ended
	Sep. 30, 2016	Sep. 30, 2015
Cash flows from operating activities:
Net loss	$ (5,058,000)	$ (34,393,000)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization of property and equipment and amortization of intangible assets	19,214,000	21,706,000
Goodwill impairment	0	18,000,000
Amortization of debt issuance costs included in interest expense	1,485,000	1,203,000
Provision for doubtful accounts	0	339,000
Provision for inventory reserve	294,000	500,000
Stock-based compensation and expenses	1,020,000	1,073,000
Change in fair value of interest rate derivatives	(65,000)	66,000
Accretion and PIK interest expense added to note payable	272,000	1,124,000
Loss on extinguishment of note payable	0	931,000
Changes in operating assets and liabilities;
Accounts receivable	942,000	(5,562,000)
Inventory	93,000	(228,000)
Unbilled revenue	(37,000)	969,000
Prepaid expenses and other assets	(806,000)	1,287,000
Accounts payable and accrued expenses	(2,101,000)	(1,434,000)
Deferred revenue	(1,401,000)	(955,000)
Net cash provided by operating activities	13,852,000	4,626,000
Cash flows from investing activities:
Purchases of property and equipment	(242,000)	(1,049,000)
Purchases of intangible assets	(4,000)	(3,000)
Net cash used in investing activities	(246,000)	(1,052,000)
Cash flows from financing activities:
Payment of notes payable	(24,766,000)	(38,820,000)
Net repayments under revolving credit agreement	(5,028,000)	(9,167,000)
Proceeds from issuance of notes payable	4,500,000	64,000,000
Payment for structured stock repurchase forward contract	0	(11,440,000)
Repurchase of Class A common stock	0	(2,667,000)
Principal payments on capital leases	(165,000)	(302,000)
Payments of debt issuance costs	(1,486,000)	(3,581,000)
Change in restricted cash balances	2,232,000	(2,232,000)
Capital contributions from noncontrolling interest	38,000	599,000
Net cash used in financing activities	(24,675,000)	(3,610,000)
Net change in cash and cash equivalents	(11,069,000)	(36,000)
Cash and cash equivalents at beginning of period	25,481,000	18,999,000
Cash and cash equivalents at end of period	$ 14,412,000	$ 18,963,000