Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Mar. 31, 2018
Operating activities
Net loss	$ (34,067)	$ (13,164)	$ (8,350)
Adjustments to reconcile net loss to net cash provided by operating activities:
Impairments	23,740
(Gain) loss on disposal of property & equipment	(5)	17
Depreciation	2,574	2,504	2,631
Amortization of intangibles	2,541	2,567	1,879
Amortization of developed technology	12,561	12,602	10,016
Deferred income taxes	(356)	309	(3,085)
Share-based compensation	5,205	4,376	4,688
Accounts receivable	(8,974)	(7,536)	(719)
Contract assets	794	1,662
Inventories	(1,830)	(50)	229
Prepaid expense and other current assets	1,545	(1,158)	1,485
Accounts payable	8,585	(3,512)	130
Contract liabilities	3,563	4,845	(2,448)
Accrued liabilities	(4,227)	5,029	653
Income taxes payable	(153)	(564)	(19)
Other changes, net	(921)	(686)	(216)
Net cash provided by operating activities	10,575	7,241	6,874
Investing activities
Capital expenditures	(3,420)	(3,318)	(6,140)
Capitalized software development costs		(2,189)	(8,918)
Additional (investments in) corporate-owned life insurance policies	(27)	(27)	(27)
Net cash used in investing activities	(3,447)	(5,534)	(15,085)
Repurchase of common shares to satisfy employee tax withholding	(1,092)	(647)	(1,171)
Principal payments under long-term obligations	(24)	(120)	(124)
Net cash used in financing activities	(1,116)	(767)	(1,295)
Effect of exchange rate changes on cash	(130)	(112)	194
Net increase (decrease) in cash and cash equivalents	5,882	828	(9,312)
Cash and cash equivalents at beginning of period	40,771	39,943	49,255
Cash and cash equivalents at end of period	$ 46,653	$ 40,771	$ 39,943