COSTCO WHOLESALE CORP /NEW

10201 - Disclosure - Investments

10301 - Disclosure - Fair Value Measurement

10401 - Disclosure - Debt

10501 - Disclosure - Leases

10601 - Disclosure - Stockholders' Equity

10701 - Disclosure - Stock-Based Compensation Plans

10801 - Disclosure - Retirement Plans

10901 - Disclosure - Income Taxes

11001 - Disclosure - Net Income Per Common And Common Equivalent Share

11101 - Disclosure - Commitments And Contingencies

00090 - Document - Document And Entity Information

11201 - Disclosure - Segment Reporting

11301 - Disclosure - Quarterly Financial Data

11401 - Disclosure - Subsequent Event

20102 - Disclosure - Summary Of Significant Accounting Policies (Policy)

30103 - Disclosure - Summary Of Significant Accounting Policies (Tables)

30203 - Disclosure - Investments (Tables)

30303 - Disclosure - Fair Value Measurement (Tables)

30403 - Disclosure - Debt (Tables)

30503 - Disclosure - Leases (Tables)

30603 - Disclosure - Stockholders' Equity (Tables)

00100 - Statement - Consolidated Balance Sheets

30703 - Disclosure - Stock-Based Compensation Plans (Tables)

30903 - Disclosure - Income Taxes (Tables)

31003 - Disclosure - Net Income Per Common And Common Equivalent Share (Tables)

31203 - Disclosure - Segment Reporting (Tables)

31303 - Disclosure - Quarterly Financial Data (Tables)

40101 - Disclosure - Summary Of Significant Accounting Policies (Narrative) (Details)

40102 - Disclosure - Summary Of Significant Accounting Policies (Receivables, Net) (Details)

40103 - Disclosure - Summary Of Significant Accounting Policies (Merchandise Inventories) (Details)

40104 - Disclosure - Summary Of Significant Accounting Policies (Useful Life By Asset Category) (Details)

40105 - Disclosure - Summary Of Significant Accounting Policies (Other Assets) (Details)

00105 - Statement - Consolidated Balance Sheets (Parenthetical)

40106 - Disclosure - Summary Of Significant Accounting Policies (Other Current Liabilities) (Details)

40107 - Disclosure - Summary Of Significant Accounting Policies (Provision For Impaired Assets And Closing Costs, Net) (Details)

40108 - Disclosure - Summary Of Significant Accounting Policies (Interest Income And Other, Net) (Details)

40201 - Disclosure - Investments (Narrative) (Details)

40202 - Disclosure - Investments (Available-For-Sale And Held-To-Maturity Investments) (Details)

40203 - Disclosure - Investments (Proceeds And Gross Realized Gains (Losses) From The Sales Of Available-For-Sale Securities) (Details)

40204 - Disclosure - Investments (Maturities Of Securities Excluding Trading Securities) (Details)

40301 - Disclosure - Fair Value Measurement (Financial Assets And Liabilities Measured At Fair Value On A Recurring Basis) (Details)

40401 - Disclosure - Debt (Narrative) (Details)

40402 - Disclosure - Debt (Schedule Of Short-Term Debt) (Details)

00200 - Statement - Consolidated Statements Of Income

40403 - Disclosure - Debt (Schedule Of Long-Term Debt) (Details)

40404 - Disclosure - Debt (Schedule Of Principal Converted) (Details)

40405 - Disclosure - Debt (Fair Value Of Long-Term Debt) (Details)

40406 - Disclosure - Debt (Schedule Of Long-Term Debt Maturities) (Details)

40501 - Disclosure - Leases (Narrative) (Details)

40502 - Disclosure - Leases (Aggregate Rental Expense And Sublease Income) (Details)

40503 - Disclosure - Leases (Schedule Of Future Minimum Lease Payments For Capital Leases) (Details)

40601 - Disclosure - Stockholders' Equity (Narrative) (Details)

40602 - Disclosure - Stockholders' Equity (Stock Repurchased During The Period) (Details)

40603 - Disclosure - Stockholders' Equity (Stock Repurchase Authorizations) (Details)

00300 - Statement - Consolidated Statements Of Equity And Comprehensive Income

40604 - Disclosure - Stockholders' Equity (Schedule Of Accumulated Other Comprehensive Income) (Details)

40701 - Disclosure - Stock-Based Compensation Plans (Narrative) (Details)

40702 - Disclosure - Stock-Based Compensation Plans (Summary Of Stock Option Activity) (Details)

40703 - Disclosure - Stock-Based Compensation Plans (Stock Options Outstanding) (Details)

40704 - Disclosure - Stock-Based Compensation Plans (Options Exercisable) (Details)

40705 - Disclosure - Stock-Based Compensation Plans (Tax Benefits Realized And Intrinsic Value Related To Total Stock Options Exercised) (Details)

40706 - Disclosure - Stock-Based Compensation Plans (Summary Of RSU Transactions) (Details)

40707 - Disclosure - Stock-Based Compensation Plans (Summary Of Stock-Based Compensation) (Details)

40801 - Disclosure - Retirement Plans (Details)

40901 - Disclosure - Income Taxes (Narrative) (Details)

00305 - Statement - Consolidated Statements Of Equity And Comprehensive Income (Parenthetical)

40902 - Disclosure - Income Taxes (Income Before Income Taxes) (Details)

40903 - Disclosure - Income Taxes (Schedule Of Foreign And Domestic Income Taxes) (Details)

40904 - Disclosure - Income Taxes (Reconciliation Between Statutory And Effective Rates) (Details)

40905 - Disclosure - Income Taxes (Components Of Deferred Tax Assets And Liabilities) (Details)

40906 - Disclosure - Income Taxes (Gross Unrecognized Tax Benefits) (Details)

41001 - Disclosure - Net Income Per Common And Common Equivalent Share (Details)

41101 - Disclosure - Commitments And Contingencies (Details)

41201 - Disclosure - Segment Reporting (Segment Reporting Information, By Segment) (Details)

41301 - Disclosure - Quarterly Financial Data (Details)

41401 - Disclosure - Subsequent Event (Details)

00400 - Statement - Consolidated Statements Of Cash Flows

00405 - Statement - Consolidated Statements Of Cash Flows (Parenthetical)

10101 - Disclosure - Summary Of Significant Accounting Policies