Condensed Consolidated Statements of Changes in Equity (USD $) In Thousands, except Share data	Total	Common Stock	Additional Paid-in Capital	Accumulated Deficit	Treasury Stock	Total MTI Stockholders' Equity (Deficit)	Non-Controlling Interest (NCI)
Balance at Dec. 31, 2011	$ 4,915	$ 63	$ 135,389	$ (120,097)	$ (13,754)	$ 1,601	$ 3,314
Balance (in shares) at Dec. 31, 2011		6,259,975			1,005,092
Net income (loss) attributed to MTI	(2,086)			(2,086)		(2,086)
Stock based compensation	171		171			171
Issuance of shares - common stock	1		1			1
Issuance of shares - common stock (in shares)		2,000
Net loss attributed to NCI	(3)						(3)
Balance at Dec. 31, 2012	2,998	63	135,561	(122,183)	(13,754)	(313)	3,311
Balance (in shares) at Dec. 31, 2012		6,261,975			1,005,092
Net income (loss) attributed to MTI	350			350		350
Stock based compensation	38		38			38
Net loss attributed to NCI	(52)						(52)
Balance at Sep. 30, 2013	$ 3,334	$ 63	$ 135,599	$ (121,833)	$ (13,754)	$ 75	$ 3,259
Balance (in shares) at Sep. 30, 2013	6,261,975	6,261,975			1,005,092