XML 13 R39.htm IDEA: XBRL DOCUMENT
v3.3.0.814

Variable Interest Entity (VIE) - Additional Information (Detail) - USD ($) | 1 Months Ended | 3 Months Ended | 9 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | ---
Jul. 31, 2015 | Dec. 28, 2013 | Feb. 28, 2009 | Oct. 03, 2015 | Sep. 27, 2014 | Oct. 03, 2015 | Sep. 27, 2014 | Dec. 31, 2011 | Jan. 03, 2015
Variable Interest Entity [Line Items] |  |  |  |  |  |  |  |  |
License Fees Individual |  | $ 500,000 |  |  |  |  |  |  |
License Fee Aggregate |  | $ 2,500,000 |  |  |  |  |  |  |
Patent and Licensing Fee - Aggregate | $ 2,400,000 |  |  |  |  |  |  |  |
Noncontrolling interest |  |  |  | $ (1,001,000) |  | $ (1,001,000) |  |  | $ 1,742,000
Licensed rainbow parameters |  |  |  |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |  |  |  |
Percentage of royalty expense |  |  |  |  |  | 10.00% |  |  |
Handheld Products Incorporating Rainbow Technology |  |  |  |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |  |  |  |
Percentage of royalty expense |  |  |  |  |  | 10.00% |  |  |
Variable Interest Entity, Primary Beneficiary |  |  |  |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |  |  |  |
Minimum aggregate royalty payments |  |  |  | $ 1,700,000 | $ 900,000 | $ 4,300,000 | $ 4,000,000 |  |
Increase in royalties payable in current year |  |  |  |  |  | 15,000,000.0 |  |  |
Increase in the minimum aggregate annual royalties payment |  |  |  |  |  | $ 2,000,000.0 |  |  |
Percentage reimbursed |  |  | 50.00% | 60.00% |  | 60.00% |  |  |
Total expenses for additional services, materials and supplies |  |  |  | $ 900,000 | $ 800,000 |  | $ 2,600,000 |  |
Deferred revenue related to technology eliminated upon consolidation |  |  |  | 3,900,000 |  | $ 3,900,000 |  |  | 6,500,000
Noncontrolling interest |  |  |  | 1,000,000 |  | 1,000,000 |  |  | 1,700,000
Total assets, net of intercompany eliminations |  |  |  | 4,000,000 |  | 4,000,000 |  |  | 7,200,000
Intangible assets |  |  |  | 2,900,000 |  | 2,900,000 |  |  | 4,700,000
Property and equipment |  |  |  | 800,000 |  | 800,000 |  |  | 1,200,000
Total liabilities, net of intercompany eliminations |  |  |  | $ 900,000 |  | 900,000 |  |  | $ 1,200,000
Variable Interest Entity, Primary Beneficiary |  |  |  |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |  |  |  |
Percentage reimbursed |  |  |  |  |  |  |  | 50.00% |
Minimum | Variable Interest Entity, Primary Beneficiary |  |  |  |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |  |  |  |
Minimum aggregate royalty payments |  |  |  |  |  | $ 5,000,000.0 |  |  |

X
- Definition The adjusted minimum annual aggregate royalty expense for all licensed parameters, under certain circumstances. + References No definition available. + Details
Name: | masi_AdjustedRoyaltiesPayableLicensed
Namespace Prefix: | masi_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The adjusted minimum annual aggregate royalty expense for non-licensed parameters, under certain circumstances. + References No definition available. + Details
Name: | masi_AdjustedRoyaltiesPayableNonLicensed
Namespace Prefix: | masi_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Deferred revenue eliminated upon consolidation. + References No definition available. + Details
Name: | masi_DeferredRevenueEliminatedUponConsolidation
Namespace Prefix: | masi_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The aggregate amount of license fees paid for the exclusive rights to the parameter technology. + References No definition available. + Details
Name: | masi_LicenseFeeAggregate
Namespace Prefix: | masi_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The individual amount of license fees paid for exclusive rights to each individual parameter technology. + References No definition available. + Details
Name: | masi_LicenseFeesIndividual
Namespace Prefix: | masi_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The aggregate amount related to the patent and licensing fee. + References No definition available. + Details
Name: | masi_PatentandLicensingFeeAggregate
Namespace Prefix: | masi_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The percentage rate used to determine the amount of expense related to royalty payments under a contractual arrangement such as payment for use of technology or intellectual property. + References No definition available. + Details
Name: | masi_PercentageOfRoyaltyExpense
Namespace Prefix: | masi_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage of certain expenses that are reimbursed to the Variable Interest Entity. + References No definition available. + Details
Name: | masi_PercentageReimbursed
Namespace Prefix: | masi_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Variable interest entity consolidated carrying amount intangible assets. + References No definition available. + Details
Name: | masi_VariableInterestEntityConsolidatedCarryingAmountIntangibleAssets
Namespace Prefix: | masi_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Variable interest entity consolidated carrying amount property and equipment. + References No definition available. + Details
Name: | masi_VariableInterestEntityConsolidatedCarryingAmountPropertyAndEquipment
Namespace Prefix: | masi_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which is directly or indirectly attributable to that ownership interest in subsidiary equity which is not attributable to the parent (that is, noncontrolling interest, previously referred to as minority interest). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.31) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 27 -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 20 -Article 7 + Details
Name: | us-gaap_MinorityInterest
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The amount of cash paid for royalties during the current period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3536-108585 + Details
Name: | us-gaap_PaymentsForRoyalties
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The amount of costs incurred under a research and development arrangement accounted for as a contract to perform research and development for others. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 730 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6420387&loc=d3e23199-108380 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 730 -SubTopic 20 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6420387&loc=d3e23221-108380 + Details
Name: | us-gaap_ResearchAndDevelopmentArrangementContractToPerformForOthersCostsIncurredGross
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The carrying amount of the consolidated Variable Interest Entity's assets included in the reporting entity's statement of financial position. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (bb) -URI http://asc.fasb.org/extlink&oid=52262685&loc=d3e5710-111685 + Details
Name: | us-gaap_VariableInterestEntityConsolidatedCarryingAmountAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The carrying amount of the consolidated Variable Interest Entity's liabilities included in the reporting entity's statement of financial position. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (bb) -URI http://asc.fasb.org/extlink&oid=52262685&loc=d3e5710-111685 + Details
Name: | us-gaap_VariableInterestEntityConsolidatedCarryingAmountLiabilities
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_VariableInterestEntityLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_ProductOrServiceAxis=masi_LicensedRainbowParametersMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ProductOrServiceAxis=masi_HandheldProductsIncorporatingRainbowTechnologyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis=us-gaap_VariableInterestEntityPrimaryBeneficiaryMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=us-gaap_VariableInterestEntityPrimaryBeneficiaryMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RangeAxis=us-gaap_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |