CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Sep. 28, 2013	Mar. 30, 2013
Current assets:
Cash and cash equivalents	$ 71,975	$ 88,913
Short-term investments	49,897	56,144
Trade receivables, net of allowances of $452 and $390	34,701	31,779
Inventories	70,208	63,067
Shipped systems pending acceptance	549	1,007
Deferred income taxes, net	1,737	1,682
Other current assets	4,890	3,898
Total current assets	233,957	246,490
Non-current assets:
Non-current investments	10,388	12,329
Property, plant and equipment, net	28,209	27,894
Non-current deferred income taxes, net	3,421	3,766
Goodwill	7,889	7,889
Acquired intangible assets, net	8,283	9,088
Other assets	16,770	14,752
Total assets	308,917	322,208
Current liabilities:
Accounts payable	15,534	16,958
Accrued liabilities	22,353	24,930
Deferred revenue	7,855	10,196
Total current liabilities	45,742	52,084
Non-current liabilities:
Non-current income taxes payable	6,214	5,982
Commitments and Contingencies
Shareholders' equity:
Preferred stock, without par value; 1,000 shares authorized; no shares issued	0	0
Common stock, without par value; 100,000 shares authorized; 29,583 and 28,970 issued and outstanding	180,069	176,631
Retained earnings	76,402	87,228
Accumulated other comprehensive income	490	283
Total shareholders' equity	256,961	264,142
Total liabilities and shareholders' equity	$ 308,917	$ 322,208