CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2022	Mar. 31, 2022
Current assets:
Cash and cash equivalents	$ 11,934	$ 65,059
Short-term investments	0	2,626
Trade accounts receivable, net	6,647	6,272
Inventories	14,327	22,036
Prepaid expenses and other current assets	7,587	5,761
Total current assets	40,495	101,754
Restricted cash	869	8,744
Long-term investments	15,580	15,467
Property and equipment, net	29,440	33,242
Operating lease right-of-use assets	28,014	29,411
Intangible assets, net	435	520
Deferred income taxes	141	123
Other non-current assets	4,352	4,728
Total assets	119,326	193,989
Current liabilities:
Accounts payable	2,813	4,524
Accrued compensation and benefits	9,414	8,503
Accrued expenses and other current liabilities	13,017	15,729
Current portion of operating lease liability	4,046	3,535
Current portion of finance lease obligation	341	537
Total current liabilities	29,631	32,828
Long-term debt, less current portion	240,288	233,313
Derivative liabilities	41	13,515
Operating lease liability, less current portion	27,583	28,753
Finance lease obligation, less current portion	136	388
Deferred income taxes	1,849	1,988
Defined benefit pension plan obligation	5,370	4,777
7% Cumulative redeemable preference shares	23,313	22,525
Total liabilities	328,211	338,087
Commitments and contingencies
Shareholders' equity (deficit):
Ordinary shares (nil par value) 4,035,013 and 2,565,284 issued and outstanding at December 31, 2022 and March 31, 2022 respectively	558,639	540,736
Additional paid in capital	48,992	46,399
Accumulated other comprehensive loss	6,644	(6,191)
Accumulated deficit	(823,160)	(725,042)
Total shareholders' equity (deficit)	(208,885)	(144,098)
Total liabilities and shareholders' equity (deficit)	$ 119,326	$ 193,989