Notes Payable (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Mar. 31, 2013
JP Morgan Chase Bank NA (Chase) Note
Debt Instrument, Description	In March 2011, the Company obtained a $14,000 loan from JPMorgan Chase Bank, N.A. (Chase), to help finance the purchase of Femcare Group Ltd (Femcare) of the United Kingdom, and its subsidiaries. The terms and conditions of the loan require UTMD to a) repay the loan principal in equal monthly payments over 5 years, b) pay interest based on the 30-day LIBOR rate plus a margin starting at 2.80% and ranging from 2.00% to 3.75%, depending on the ratio of UTMD’s funded debt to EBITDA (Leverage Ratio), c) pledge 65% of all foreign subsidiaries’ stock, d) provide first priority liens on all domestic business assets, e) maintain UTMD’s Interest Coverage Ratio at 1.10 to 1.00 or better, f) maintain UTMD’s Tangible Net Worth (TNW) above a minimum threshold 20% below TNW at closing on March 18, and g) maintain UTMD’s Leverage Ratio at 2.75 to 1.00 or less. UTMD is in compliance with all of the loan covenants at March 31, 2013. Based on UTMD’s financial position, the bank’s margin was 2.00% at March 31, 2013. The principal balance on this note at March 31, 2013 was $4,200.
Debt Instrument, Face Amount	$ 14,000
Debt Instrument, Description of Variable Rate Basis	30-day LIBOR rate plus a margin starting at 2.80% and ranging from 2.00% to 3.75%
Debt Instrument, Basis Spread on Variable Rate	2.00%
Debt Instrument, Principal Outstanding	4,200
JP Morgan Chase London Branch Note
Debt Instrument, Description	In March 2011, the Company also obtained a $12,934 loan from JP Morgan Chase, London Branch, to help finance UTMD’s purchase of Femcare. Terms and conditions of the UK loan are the same as those listed above for the $14,000 U.S. loan. The principal balance on this note at March 31, 2013 was $7,294.
Debt Instrument, Face Amount	12,934
Debt Instrument, Principal Outstanding	7,294
Bank of Ireland Note
Debt Instrument, Description	In December 2005, the Company borrowed $5,336 from the Bank of Ireland to finance repatriation of profits achieved from 1996 through 2005 under The American Jobs Creation Act of 2004. The loan term was 10-years at an interest rate of 1.10% plus the bank’s money market rate, which is a total of the bank’s cost of funds and cost of liquidity. The loan was repaid in full in December 2012.
Debt Instrument, Face Amount	$ 5,336
Debt Instrument, Description of Variable Rate Basis	1.10% plus the bank’s money market rate

- Definition

Identification of the lender and information about a contractual promise to repay a short-term or long-term obligation, which includes borrowings under lines of credit, notes payable, commercial paper, bonds payable, debentures, and other contractual obligations for payment. This may include rationale for entering into the arrangement, significant terms of the arrangement, which may include amount, repayment terms, priority, collateral required, debt covenants, borrowing capacity, call features, participation rights, conversion provisions, sinking-fund requirements, voting rights, basis for conversion if convertible and remarketing provisions. The description may be provided for individual debt instruments, rational groupings of debt instruments, or by debt in total.

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