2.2.0.25falsefalse006050 - Disclosure - Retirement Plantruefalsefalse1falsefalseUSDfalsefalse9/1/2010 - 2/28/2011 USD ($) USD ($) / shares $c00053http://www.sec.gov/CIK0000104207duration2010-09-01T00:00:002011-02-28T00:00:00u000Standardhttp://www.xbrl.org/2003/iso4217USDiso42170u003Standardhttp://www.xbrl.org/2003/instancepurexbrli0u001Standardhttp://www.xbrl.org/2003/instancesharesxbrli0u002Dividehttp://www.xbrl.org/2003/iso4217USDiso4217http://www.xbrl.org/2003/instancesharesxbrli0USDUSD$2true0wag_NotesToFinancialStatementsAbstractwagfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsefalsefalseOtherxbrli:stringItemTypestringNo definition available.falsefalseNotes to Financial Statements [Abstract]3false0us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlockus-gaaptruenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1falsefalsefalse00<div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">(5) The principal retirement plan for employees is the Walgreen Profit-Sharing Retirement Trust to which both the Company and participating employees contribute.&#160;&#160;The Company's contribution, which has historically related to pre-tax income and a portion of which is in the form of a guaranteed match, is determined annually at the discretion of the Board of Directors.&#160;&#160;The profit-sharing provision was $106 million for the quarter and $188 million for the six month period compared to $95 million and $164 million in the same periods last year.&#160;&#160;The company&#8217;s contributions, which are made annually in the second quarter, were $322 million during the current period.&#160;&#160;This compares to $293 million for the prior year.</font></div><div style="DISPLAY: block; TEXT-INDENT: 0pt"><br /></div>(5) The principal retirement plan for employees is the Walgreen Profit-Sharing Retirement Trust to which both the Company and participating employeesfalsefalsefalsefalsefalseOtherus-types:textBlockItemTypestringDescription containing the entire pension and other postretirement benefits disclosure as a single block of text.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name FASB Staff Position (FSP) -Number FAS106-2 -Paragraph 20, 21, 22 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 132R -Paragraph 5, 6, 7, 8 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 87 -Paragraph 264 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Implementation Guide (Q and A) -Number FAS88 -Paragraph 63 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 158 -Paragraph 7, 21, 22 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 132R -Paragraph 5 -Subparagraph b Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Principles Board Opinion (APB) -Number 30 -Paragraph 26 Reference 8: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 106 -Paragraph 518 Reference 9: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Emerging Issues Task Force (EITF) -Number 03-2 -Paragraph 8 Reference 10: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 132R -Paragraph 8 -Subparagraph m Reference 11: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 132R -Paragraph 5 -Subparagraph h Reference 12: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 132R -Paragraph 5 -Subparagraph a Reference 13: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 132R -Paragraph 5 -Subparagraph q falsefalseRetirement Plan12Retirement PlanUnKnownUnKnownUnKnownUnKnownfalsetrue