Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Sep. 30, 2018	Sep. 30, 2017
Cash flows from operating activities:
Net loss	$ (6,770)	$ (12,617)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization of property and equipment and amortization of intangible assets	6,955	10,792
Loss on disposal of property and equipment	0	64
Amortization of debt issuance costs included in interest expense	877	1,068
Provision for doubtful accounts	1,132	949
Provision for inventory reserve	8	717
Stock-based compensation and expenses	403	647
Change in fair value of interest rate derivatives	0	83
Accretion and PIK interest expense added to note payable	902	562
Debt conversion expense and loss on extinguishment of notes payable	0	3,205
Changes in operating assets and liabilities;
Accounts receivable	6,162	26,490
Inventory	158	(391)
Unbilled revenue	4,167	987
Prepaid expenses and other assets	1,890	720
Accounts payable and accrued expenses	(13,452)	(11,673)
Deferred revenue	(875)	(1,143)
Net cash provided by operating activities	1,557	20,460
Cash flows from investing activities:
Purchases of property and equipment	(855)	(345)
Purchases of intangible assets	(4)	0
Net cash used in investing activities	(859)	(345)
Cash flows from financing activities:
Payment of notes payable	(9,959)	(15,042)
Proceeds (repayments) under revolving credit agreement, net	7,000	(7,624)
Principal payments on capital leases	0	(58)
Payments of debt issuance costs	0	(296)
Net cash used in financing activities	(2,959)	(23,020)
Net change in cash and cash equivalents	(2,261)	(2,905)
Cash, cash equivalents, and restricted cash at beginning of period	18,952	13,566
Cash, cash equivalents, and restricted cash at end of period	$ 16,691	$ 10,661