Condensed Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012
Current Assets:
Cash	$ 1,007	$ 289
Accounts receivable	1,358	1,674
Inventories	741	1,118
Deferred income taxes, net	15	16
Prepaid expenses and other current assets	129	100
Total Current Assets	3,250	3,197
Deferred income taxes, net	1,255	1,519
Property, plant and equipment, net	129	129
Total Assets	4,634	4,845
Current Liabilities:
Accounts payable	210	208
Accrued liabilities	1,090	1,048
Deferred revenue		591
Total Current Liabilities	1,300	1,847
Commitments and Contingencies (Note 11)
Equity:
Common stock, par value $0.01 per share, authorized 75,000,000; 6,261,975 issued in both 2013 and 2012	63	63
Additional paid-in capital	135,599	135,561
Accumulated deficit	(121,833)	(122,183)
Common stock in treasury, at cost, 1,005,092 shares in both 2013 and 2012	(13,754)	(13,754)
Total MTI stockholders' equity (deficit)	75	(313)
Non-controlling interest	3,259	3,311
Total Equity	3,334	2,998
Total Liabilities and Equity	$ 4,634	$ 4,845