Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Cash flows from operating activities
Net income	$ (4,874)	$ (6,112)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization	27,721	29,925
Deferred income tax	0	1
Non-cash interest expense	276	203
Non-cash stock compensation	10,427	11,515
Impairment of long-lived assets and related purchase commitments	(122)	646
Loss on disposal of property and equipment	0	154
Impairment of long-lived assets and related purchase commitments	2,213	2,736
Changes in operating assets and liabilities:
Accounts receivable	(22,032)	13,916
Inventories	106	2,269
Prepaid expenses and other current assets	(818)	117
Deferred costs - eyewear	(236)	(42)
Other assets	(97)	(3,286)
Accounts payable	4,065	(7,137)
Accrued expenses and other liabilities	2,540	2,347
Other long-term liabilities	(654)	(783)
Income taxes receivable/payable	594	(1,152)
Deferred revenue	8,747	(5,224)
Net cash provided by operating activities	27,856	40,093
Cash flows from investing activities
Purchases of property and equipment	(871)	(4,032)
Purchases of cinema systems and related components	(10,102)	(12,626)
Proceeds from sale of property and equipment	0	79
Net cash used in investing activities	(10,973)	(16,579)
Cash flows from financing activities
Proceeds from Credit Agreement	12,700	37,300
Repayments on Credit Agreement	(7,182)	(41,845)
Payments of debt issuance costs	0	(895)
Proceeds from exercise of stock options	1,245	2,782
Proceeds from employee stock purchase plan	562	291
Repurchase of statutory withholdings of stock issued for restricted stock units	(1,773)	(990)
Net cash provided by (used in) financing activities	5,552	(3,357)
Effect of currency exchange rate changes on cash and cash equivalents	(1,297)	2,793
Net increase in cash and cash equivalents	21,138	22,950
Cash and cash equivalents, beginning of period	60,333	28,800
Cash and cash equivalents, end of period	$ 81,471	$ 51,750