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ACCOUNTING POLICIES (Details 3) | 12 Months Ended
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Dec. 31, 2014
Goodwill and Other Intangible Assets |
Period of operation forecasts used in impairment test | 5 years
Weighted average cost of capital (as a percent) | 9.00%mas_WeightedAverageCostOfCapital
Minimum |
Goodwill and Other Intangible Assets |
Assumed annual growth rate of cash flows (as a percent) | 1.00%mas_AssumedAnnualGrowthRateOfCashFlows / us-gaap_RangeAxis = us-gaap_MinimumMember
Discount rate on estimated discounted cash flows (as a percent) | 11.00%us-gaap_FairValueInputsDiscountRate / us-gaap_RangeAxis = us-gaap_MinimumMember
Maximum |
Goodwill and Other Intangible Assets |
Assumed annual growth rate of cash flows (as a percent) | 3.00%mas_AssumedAnnualGrowthRateOfCashFlows / us-gaap_RangeAxis = us-gaap_MaximumMember
Discount rate on estimated discounted cash flows (as a percent) | 14.00%us-gaap_FairValueInputsDiscountRate / us-gaap_RangeAxis = us-gaap_MaximumMember

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- Definition Assumed Annual Growth Rate Of Cash Flows + References No definition available. + Details
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Balance Type: | na
Period Type: | duration

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- Definition Period of the operation forecasts used in impairment test. + References No definition available. + Details
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- Definition Represents the entity's weighted average cost of capital. + References No definition available. + Details
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- Definition Interest rate used to find the present value of an amount to be paid or received in the future as an input to measure fair value. For example, but not limited to, weighted average cost of capital (WACC), cost of capital, cost of equity and cost of debt. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bbb) -URI http://asc.fasb.org/extlink&oid=25499696&loc=d3e19207-110258 + Details
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- Details
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- Details
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- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |