CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2018	Mar. 31, 2018
Current assets:
Cash and Cash Equivalents, at Carrying Value	$ 74,854	$ 76,792
Short-term investments	55,026	47,121
Accounts Receivable, Net, Current	80,525	63,044
Inventories	94,265	87,686
Shipped systems pending acceptance	1,937	4,734
Other current assets	5,041	5,493
Total current assets	311,648	284,870
Non-current assets:
Property, plant and equipment, net	22,870	22,025
Deferred Tax Assets, Net of Valuation Allowance, Noncurrent	43,637	43,518
Goodwill	2,626	2,626
Acquired intangible assets, net	4,812	5,169
Other assets	11,110	14,780
Total assets	396,703	372,988
Current liabilities:
Accounts payable	32,616	37,354
Accrued liabilities	32,193	34,533
Deferred Revenue, Current	9,026	9,818
Total current liabilities	73,835	81,705
Long-term Debt	12,659	12,766
Non-current liabilities:
Non-current income taxes payable	2,345	1,901
Liabilities, Other than Long-term Debt, Noncurrent	10,614	10,258
Liabilities	99,453	106,630
Commitments and Contingencies
Shareholders' equity:
Preferred stock, without par value	0	0
Common stock, without par value	211,766	210,995
Retained earnings	86,000	54,816
Accumulated other comprehensive income	(516)	547
Total shareholders' equity	297,250	266,358
Total liabilities and shareholders' equity	$ 396,703	$ 372,988