CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2016	Mar. 31, 2016
ASSETS
Cash and cash equivalents	$ 28,237	$ 31,963
Short-term investments	21,727	23,149
Accounts receivable, net	9,180	7,478
Inventories	7,583	7,174
Prepaid expenses and other current assets	2,392	2,198
Total current assets	69,119	71,962
Property and equipment, net	8,464	8,653
Long-term investments	9,404	11,148
Goodwill	8,030	8,030
Intangible assets, net	3,551	3,651
Other assets	3,239	3,086
Total assets	101,807	106,530
LIABILITIES AND STOCKHOLDERS' EQUITY
Accounts payable	2,067	2,514
Accrued expenses and other liabilities	4,411	4,398
Deferred revenue	1,976	2,330
Total current liabilities	8,454	9,242
Income taxes payable	251	116
Long term deferred income taxes		811
Other accrued expenses	6,156	6,492
Total liabilities	14,861	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: 20,838,246 and 21,716,364 shares, respectively	21	22
Additional paid-in capital	21,861	25,050
Accumulated other comprehensive income	34	27
Retained earnings	65,030	64,770
Total stockholders' equity	86,946	89,869
Total liabilities and stockholders' equity	$ 101,807	$ 106,530