CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Mar. 31, 2015	Mar. 31, 2014
Cash flows from operating activities
Net loss	$ (681)us-gaap_NetIncomeLoss	$ (162)us-gaap_NetIncomeLoss
Adjustment to reconcile net loss to net cash (used in) provided by operating activities:
Depreciation and amortization	606us-gaap_DepreciationAndAmortization	783us-gaap_DepreciationAndAmortization
Loss on disposal of assets	2	0
Amortization of warrants - stock compensation expense	17tlx_AmortizationOfWarrants	21tlx_AmortizationOfWarrants
Change in warrant liabilities		(89)
Changes in operating assets and liabilities:
Receivables	31	(855)
Inventories	(373)us-gaap_IncreaseDecreaseInInventories	165us-gaap_IncreaseDecreaseInInventories
Prepaids and other assets	(230)	79
Accounts payable and accrued liabilities	418	471
Deferred pension liability and other	(193)	(251)
Net cash (used in) provided by operating activities	(403)	162
Cash flows from investing activities
Equipment manufactured for rental	(61)	(19)
Purchases of property and equipment	(3)	(1)
Net cash used in investing activities	(64)	(20)
Cash flows from financing activities
Payments of long-term debt	(10)us-gaap_RepaymentsOfLongTermDebt	(15)us-gaap_RepaymentsOfLongTermDebt
Net cash used in financing activities	(10)	(15)
Net (decrease) increase in cash and cash equivalents	(477)	127
Cash and cash equivalents at beginning of year	650	55
Cash and cash equivalents at end of period	173	182
Supplemental disclosure of cash flow information:
Interest paid	6us-gaap_InterestPaid	7us-gaap_InterestPaid
Income taxes paid

Non cash expense for amortization of warrants.

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Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.

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The amount of cash paid for interest during the period.

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Amount of cash inflow (outflow) of financing activities, excluding discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit.

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