XML 61 R27.htm IDEA: XBRL DOCUMENT
v2.4.0.6

Fair Value Measurements (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2012
Fair Value Disclosures [Abstract] |
Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis | Our financial assets and liabilities carried at fair value measured on a recurring basis as of June 30, 2012 and December 31, 2011, consisted of the following (in thousands):
|  |  |  | Fair Value Measurements Using
|  | Total Fair |  | Quoted prices in |  | Significant other |  | Significant
|  | Value at |  | active markets |  | observable inputs |  | Unobservable inputs
Description |  | June 30, 2012 |  | (Level 1) |  | (Level 2) |  | (Level 3)
Assets - Marketable securities |  | $ | 920 |  |  | $ | 920 |  |  | $ | — |  |  | $ | — |
Liabilities - Contingent consideration liability |  | 6,738 |  |  | — |  |  | — |  |  | 6,738 |
|  |  |  | Fair Value Measurements Using
|  | Total Fair |  | Quoted prices in |  | Significant other |  | Significant
|  | Value at |  | active markets |  | observable inputs |  | Unobservable inputs
Description |  | December 31, 2011 |  | (Level 1) |  | (Level 2) |  | (Level 3)
Assets - Marketable securities |  | $ | 2,798 |  |  | $ | 2,798 |  |  | $ | — |  |  | $ | — |
Liabilities - Contingent consideration liability |  | 1,290 |  |  | — |  |  | — |  |  | 1,290 |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation | Changes in the fair value of our contingent liability during the three and six months ended June 30, 2012, were as follows (in thousands):
| Three Months Ended |  | Six Months Ended
| June 30, |  | June 30,
| 2012 |  | 2012
Beginning balance | 6,319 |  |  | $ | 1,290 |
Contingent consideration liability recorded as the result of acquisitions (see Note 5) | — |  |  | 5,000 |
Fair value adjustments recorded during the period | 431 |  |  | 460 |
Contingent payments made | (12 | ) |  | (12 | )
Ending balance | $ | 6,738 |  |  | $ | 6,738 |
Fair Value Inputs, Liabilities, Quantitative Information | The recurring Level 3 measurement of our contingent consideration liability includes the following significant unobservable inputs (amount in thousands):
Contingent consideration liability |  | Fair value at June 30, 2012 |  | Valuation technique |  | Unobservable inputs |  | Range
Revenue-based payments |  | $ | 6,738 |  |  | Discounted Cash Flow |  | Discount rate |  | 10% - 14.5%
|  |  |  |  |  | Probability of milestone payment |  | 90%
|  |  |  |  |  | Projected year of payments |  | 2012-2028

X
- Definition Fair Value Inputs, Liabilities, Quantitative Information [Table Text Block] + References No definition available. + Details
Name: | mmsi_FairValueInputsLiabilitiesQuantitativeInformationTableTextBlock
Namespace Prefix: | mmsi_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_FairValueDisclosuresAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the fair value measurement of liabilities using significant unobservable inputs (Level 3), a reconciliation of the beginning and ending balances, separately presenting changes during the period attributable to the following: (1) total gains or losses for the period (realized and unrealized), segregating those gains or losses included in earnings (or changes in net assets), and gains or losses recognized in other comprehensive income and a description of where those gains or losses included in earnings (or changes in net assets) are reported in the statement of income (or activities); (2) purchases, sales, issuances, and settlements (each type disclosed separately); and (3) transfers in and transfers out of Level 3 (for example, transfers due to changes in the observability of significant inputs) by class of liability. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 157 -Paragraph 32 -Subparagraph c -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6925170&loc=d3e19207-110258 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6925170&loc=d3e19279-110258 + Details
Name: | us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Topic 820 -SubTopic 10 -Publisher FASB -Number -Article -Subparagraph -Name Accounting Standards Codification -Paragraph 1 -Section 50 -URI http://asc.fasb.org/extlink&oid=6925170&loc=d3e19190-110258 + Details
Name: | us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration