Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2016	Mar. 31, 2017
Cash flows from operating activities:
Net loss	$ (42,509)	$ (15,197)
Adjustments to reconcile net loss to cash provided by operating activities:
Depreciation and amortization of property and equipment and amortization of intangible assets	43,196	33,440
Goodwill impairment	18,000	0
Gain on termination of capital lease	0	(2,535)
Loss on disposal of property and equipment	89	0
Amortization of debt issuance costs included in interest expense	2,463	2,688
Provision for doubtful accounts	789	1,213
Provision for inventory reserve	900	376
Stock-based compensation and expenses	1,832	1,726
Change in fair value of interest rate derivatives	40	142
Accretion and PIK interest expense added to note payable	1,677	1,034
Gains (Losses) on Extinguishment of Debt and Debt Conversion Expense	(931)	(5,415)
Changes in operating assets and liabilities:
Accounts receivable	5,988	(2,186)
Inventory	286	511
Unbilled revenue	(505)	(85)
Prepaid and other assets	3,653	1,873
Accounts payable, accrued expenses and other	(8,901)	5,932
Deferred revenue	(2,425)	(2,648)
Net cash provided by operating activities	25,504	31,699
Cash flows from investing activities:
Purchases of property and equipment	(1,381)	(481)
Purchases of intangible assets	(8)	(5)
Net cash used in investing activities	(1,389)	(486)
Cash flows from financing activities:
Payments of notes payable	(59,934)	(53,088)
Proceeds from notes payable	64,000	5,525
Net repayment of from revolving credit facility	(2,367)	(2,328)
Payment for structured stock repurchase forward contract	(11,440)	0
Repurchase of Class A common stock	(2,667)	0
Principal payments on capital leases	(501)	(224)
Payments for debt issuance costs	(3,658)	(2,035)
Contributions from noncontrolling interest	1,166	39
Change in restricted cash balances	(2,232)	7,983
Net cash used in financing activities	(17,633)	(44,128)
Net change in cash and cash equivalents	6,482	(12,915)
Cash and cash equivalents at beginning of year		25,481
Cash and cash equivalents at end of year	$ 25,481	$ 12,566