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Pension Plans and Other Postretirement Benefits Multiemployer Plan (Details) In Millions, unless otherwise specified | 3 Months Ended | 12 Months Ended
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Mar. 31, 2015 USD ($) | Mar. 31, 2015 EUR (€) | Dec. 31, 2014
Compensation and Retirement Disclosure [Abstract] |  |  |
Funded status of multiemployer plan |  |  | 80.00%alb_FundedStatusOfMultiemployerPlan
Multiemployer Plan, Period Contributions | $ 0.4us-gaap_MultiemployerPlanPeriodContributions | € 0.3us-gaap_MultiemployerPlanPeriodContributions |
Contributions to Multiemployer Plan, Percentage of Total Contributions to Plan |  |  | 5.00%alb_ContributionstoMultiemployerPlanPercentageofTotalContributionstoPlan

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- Definition Contributions to Multiemployer Plan, Percentage of Total Contributions to Plan + References No definition available. + Details
Name: | alb_ContributionstoMultiemployerPlanPercentageofTotalContributionstoPlan
Namespace Prefix: | alb_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

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- Definition Funded Status Of Multiemployer Plan + References No definition available. + Details
Name: | alb_FundedStatusOfMultiemployerPlan
Namespace Prefix: | alb_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

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

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- Definition Amount of contributions made to multiemployer plans by the employer. A multiemployer plan is a pension or postretirement benefit plan to which two or more unrelated employers contribute where assets contributed by one participating employer may be used to provide benefits to employees of other participating employers. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 80 -Section 50 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=49170332&loc=SL14450702-114947 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 80 -Section 50 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=49170332&loc=SL14450691-114947 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 80 -Section 50 -Paragraph 5 -Subparagraph (e)(1) -URI http://asc.fasb.org/extlink&oid=49170332&loc=SL14450657-114947 + Details
Name: | us-gaap_MultiemployerPlanPeriodContributions
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration