CONSOLIDATED STATEMENTS OF CHANGES IN REDEEMABLE COMMON STOCK AND EQUITY (USD $) In Thousands, unless otherwise specified	12 Months Ended
	May 31, 2014	May 31, 2013
Redeemable common stock:
Redeemable common stock balance at beginning of year	$ 275	$ 0
Issuance of redeemable common stock, net of issuance costs	0	158
Accretion of redeemable common stock to redemption value	0	117
Redeemable common stock at end of year	275	275
Common stock:
Common Stock balance at beginning of year	100	100
Repurchase of common stock	(17)	0
Common Stock balance at end of year	83	100
Capital in excess of par value:
Capital in excess of par value balance at beginning of year	27,369	27,478
Repurchase of common stock	(46)	0
Accretion of redeemable common stock to redemption value.	0	(117)
Stock based compensation.	15	8
Capital in excess of par value balance at end of year	27,338	27,369
Accumulated deficit:
Accumulated deficit balance beginning of year	(25,333)	(25,693)
Net income(loss)	(748)	360
Accumulated deficit balance at end of year	(26,081)	(25,333)
Accumulated other comprehensive loss:
Accumulated other comprehensive loss balance at beginning of year	(424)	(456)
Foreign currency translation adjustments	(58)	32
Accumulated other comprehensive loss balance at end of year	(482)	(424)
Total shareholders' equity at end of year	$ 858	$ 1,712
Outstanding shares:
Balance of redeemable common stock at beginning of year	50,000	0
Issuance of redeemable common stock	0	50,000
Balance of redeemable common stock at end of year	50,000	50,000
Balance of common stock at beginning of year	995,135	995,135
Repurchase of common stock.	(170,000)	0
Balance of common stock at end of year	825,135	995,135