0000001 - Document - Cover link:presentationLink link:calculationLink link:definitionLink 0000002 - Statement - Statements of Net Assets Available for Plan Benefits link:presentationLink link:calculationLink link:definitionLink 0000003 - Statement - Statement of Changes in Net Assets Available for Plan Benefits link:presentationLink link:calculationLink link:definitionLink 0000004 - Disclosure - Plan Description link:presentationLink link:calculationLink link:definitionLink 0000005 - Disclosure - Summary of Significant Accounting Policies link:presentationLink link:calculationLink link:definitionLink 0000006 - Disclosure - Fair Value Measurements link:presentationLink link:calculationLink link:definitionLink 0000007 - Disclosure - Investment Elections link:presentationLink link:calculationLink link:definitionLink 0000008 - Disclosure - Investment Options link:presentationLink link:calculationLink link:definitionLink 0000009 - Disclosure - Reconciliation of Financial Statements to Form 5500 link:presentationLink link:calculationLink link:definitionLink 0000010 - Disclosure - Related-Party Transactions link:presentationLink link:calculationLink link:definitionLink 0000011 - Disclosure - Plan Termination link:presentationLink link:calculationLink link:definitionLink 0000012 - Disclosure - Tax Status link:presentationLink link:calculationLink link:definitionLink 0000013 - Disclosure - Employee Stock Ownership Plan link:presentationLink link:calculationLink link:definitionLink 0000014 - Disclosure - Form 5500 Schedule H, Line 4i - Schedule of Assets (Held at End of Year) link:presentationLink link:calculationLink link:definitionLink 0000015 - Disclosure - Form 5500 Schedule H, Line 4j - Schedule of Reportable Transactions link:presentationLink link:calculationLink link:definitionLink 0000016 - Disclosure - Summary of Significant Accounting Policies (Policies) link:presentationLink link:calculationLink link:definitionLink 0000017 - Disclosure - Fair Value Measurements (Tables) link:presentationLink link:calculationLink link:definitionLink 0000018 - Disclosure - Reconciliation of Financial Statements to Form 5500 (Tables) link:presentationLink link:calculationLink link:definitionLink 0000019 - Disclosure - Plan Description (Details) link:presentationLink link:calculationLink link:definitionLink 0000020 - Disclosure - Summary of Significant Accounting Policies (Details) link:presentationLink link:calculationLink link:definitionLink 0000021 - Disclosure - Fair Value Measurements - Plan's Investments Measured at Fair Value on Recurring Basis (Details) link:presentationLink link:calculationLink link:definitionLink 0000022 - Disclosure - Fair Value Measurements - Fund Investments Valued at Net Asset Value per Share (Details) link:presentationLink link:calculationLink link:definitionLink 0000023 - Disclosure - Reconciliation of Financial Statements to Form 5500 - Reconciliation of Net Assets Available for Plan Benefits (Details) link:presentationLink link:calculationLink link:definitionLink 0000024 - Disclosure - Reconciliation of Financial Statements to Form 5500 - Reconciliation of Total Deductions (Details) link:presentationLink link:calculationLink link:definitionLink 0000025 - Disclosure - Related-Party Transactions (Details) link:presentationLink link:calculationLink link:definitionLink 0000026 - Disclosure - Employee Stock Ownership Plan (Details) link:presentationLink link:calculationLink link:definitionLink 0000027 - Disclosure - Form 5500 Schedule H, Line 4i - Schedule of Assets (Held at End of Year) (Details) link:presentationLink link:calculationLink link:definitionLink 0000027 - Disclosure - Form 5500 Schedule H, Line 4i - Schedule of Assets (Held at End of Year) (Details) link:presentationLink link:calculationLink link:definitionLink 0000028 - Disclosure - Form 5500 Schedule H, Line 4j - Schedule of Reportable Transactions
 (Details) link:presentationLink link:calculationLink link:definitionLink 0000028 - Disclosure - Form 5500 Schedule H, Line 4j - Schedule of Reportable Transactions
 (Details) link:presentationLink link:calculationLink link:definitionLink