CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Sep. 30, 2016	Mar. 31, 2016
ASSETS
Cash and cash equivalents	$ 28,803	$ 31,963
Short-term investments	19,030	23,149
Accounts receivable, net	8,807	7,478
Inventories	8,978	7,174
Prepaid expenses and other current assets	2,217	2,198
Total current assets	67,835	71,962
Property and equipment, net	8,198	8,653
Long-term investments	12,533	11,148
Goodwill	7,978	8,030
Intangible assets, net	3,459	3,651
Other assets	3,226	3,086
Total assets	103,229	106,530
LIABILITIES AND STOCKHOLDERS' EQUITY
Accounts payable	3,205	2,514
Accrued expenses and other liabilities	6,280	4,398
Deferred revenue	1,611	2,330
Total current liabilities	11,096	9,242
Income taxes payable	254	116
Long term deferred income taxes		811
Other accrued expenses	6,306	6,492
Total liabilities	17,656	16,661
Commitments and contingencies (Note 7)
Stockholders' equity:
Preferred stock: $0.001 par value authorized: 5,000,000 shares; issued and outstanding: none
Common Stock: $0.001 par value authorized: 150,000,000 shares; issued and outstanding: 20,325,043 and 21,716,364 shares, respectively	20	22
Additional paid-in capital	19,881	25,050
Accumulated other comprehensive income	16	27
Retained earnings	65,656	64,770
Total stockholders' equity	85,573	89,869
Total liabilities and stockholders' equity	$ 103,229	$ 106,530