| Item | Type | Period | Balance | Description | | Retirement Benefits | text | | | |
| Schedule of Defined Benefit Plans Disclosures | text | | | Disclosures about an individual defined benefit pension plan or an other postretirement defined benefit plan. It may be appropriate to group certain similar plans. Also includes schedule for fair value of plan assets by major categories of plan assets by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets or liabilities (Level 1), Significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). |
| Defined Benefit Plan Disclosure | text | | | Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. |
| Retirement Plan Tax Status | text | | | Information by tax status of plan designed to provide retirement benefits. Includes, but is not limited to, defined benefit and defined contribution plans. |
| Retirement Plan Type | text | | | Information by type of retirement benefit plan. Includes, but is not limited to, retirement benefit arrangement for defined benefit pension and other postretirement plans, retirement benefit arrangement for defined contribution pension and other postretirement plans, and special and contractual termination benefits payable upon retirement. |
| Defined Benefit Plan, Funded (Unfunded) Status of Plan | text | | | |
| Retirement Plan Tax Status | | duration | | Tax status of plan designed to provide retirement benefits. Includes, but is not limited to, defined benefit and defined contribution plans. |
| Retirement Plan Type | | duration | | Type of plan designed to provide participants with retirement benefits. Includes, but is not limited to, retirement benefit arrangement for defined benefit pension and other postretirement plans, retirement benefit arrangement for defined contribution pension and other postretirement plans, and special and contractual termination benefits payable upon retirement. |
| Defined Benefit Plan, Change in Benefit Obligation | text | | | A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. |
| Defined Benefit Plan, Change in Fair Value of Plan Assets | text | | | A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. |
| Defined Benefit Plan, Funded (Unfunded) Status of Plan, Total | $ | instant | debit | Amount of funded (unfunded) status of defined benefit plan, measured as difference between fair value of plan assets and benefit obligation. Includes, but is not limited to, overfunded (underfunded) status. |
| Qualified Plan | | duration | | Plan with tax-exempt status designed and operated in accordance with applicable tax provision of designated taxing authority. Taxing authority includes, but is not limited to, U.S. Internal Revenue Service (IRS). Includes, but is not limited to, defined benefit and defined contribution plans. |
| Nonqualified Plan | | duration | | Plan without tax-exempt status in accordance with applicable tax provision of designated taxing authority. Taxing authority includes, but is not limited to, U.S. Internal Revenue Service (IRS). Includes, but is not limited to, defined benefit and defined contribution plans. |
| Pension Plan | | duration | | Plan designed to provide participant with pension benefits. Includes, but is not limited to, defined benefit and defined contribution plans. Excludes other postretirement benefits. |
| Other Postretirement Benefits Plan | | duration | | Plan designed to provide other postretirement benefits. Includes, but is not limited to, defined benefit and defined contribution plans. Excludes pension benefits. |
| Defined Benefit Plan, Benefit Obligation, Ending Balance | $ | instant | credit | Amount of actuarial present value of benefits attributed to service rendered by employee for defined benefit plan. |
| Defined Benefit Plan, Service Cost | $ | duration | debit | Amount of cost for actuarial present value of benefits attributed to service rendered by employee for defined benefit plan. |
| Defined Benefit Plan, Interest Cost | $ | duration | debit | Amount of cost recognized for passage of time related to defined benefit plan. |
| Defined Benefit Plan, Benefit Obligation, Contributions by Plan Participant | $ | duration | debit | Amount of contributions received by defined benefit plan from participant which increase benefit obligation. |
| Defined Benefit Plan, Benefit Obligation, Increase (Decrease) for Plan Amendment | $ | duration | credit | Amount of increase (decrease) in benefit obligation of defined benefit plan from change in terms of existing plan or initiation of new plan. |
| Defined Benefit Plan, Benefit Obligation, Actuarial Gain (Loss) | $ | duration | credit | Amount of gain (loss) from change in actuarial assumptions which (increases) decreases benefit obligation of defined benefit plan. Assumptions include, but are not limited to, interest, mortality, employee turnover, salary, and temporary deviation from substantive plan. |
| Defined Benefit Plan, Benefit Obligation, Benefits Paid | $ | duration | credit | Amount of payment to participant of defined benefit plan which decreases benefit obligation. For pension plan, payment includes, but is not limited to, pension benefits and death benefits. For other postretirement plan, payment includes, but is not limited to, prescription drug benefits, health care benefits, life insurance benefits, and legal, educational and advisory services. |
| Defined Benefit Plan, Benefit Obligation, Payment for Settlement | $ | duration | credit | Amount of payment, which decreases benefit obligation of defined benefit plan, for irrevocable action relieving primary responsibility for benefit obligation and eliminating risk for obligation and assets used to effect settlement. Transaction constituting settlement includes, but is not limited to, making lump-sum cash payment to participant in exchange for their rights to receive specified benefits and purchasing nonparticipating annuity contract. Excludes decreases to benefit obligation for remeasurement due to settlement. |
| Defined Benefit Plan, Benefit Obligation, (Increase) Decrease for Curtailment | $ | duration | debit | Amount of (increase) decrease in benefit obligation of defined benefit plan from event reducing expected years of future service of present employees or eliminating accrual of benefits for some or all future services of present employees. |
| Defined Benefit Plan, Benefit Obligation, Foreign Currency Translation Gain (Loss) | $ | duration | credit | Amount of foreign currency translation gain (loss) which (increases) decreases benefit obligation of defined benefit plan. |
| Defined Benefit Plan, Benefit Obligation, Period Increase (Decrease), Total | $ | duration | | Amount of increase (decrease) in benefit obligation of defined benefit plan. |
| Defined Benefit Plan Benefit Obligation | | | | |
| Defined Benefit Plan, Plan Assets, Amount, Ending Balance | $ | instant | debit | Amount of asset segregated and restricted to provide benefit under defined benefit plan. Asset includes, but is not limited to, stock, bond, other investment, earning from investment, and contribution by employer and employee. |
| Defined Benefit Plan, Plan Assets, Contributions by Plan Participant | $ | duration | debit | Amount of contributions received by defined benefit plan from participant which increases plan assets. |
| Defined Benefit Plan, Plan Assets, Benefits Paid | $ | duration | credit | Amount of payment to participant under defined benefit plan which decreases plan assets. For pension plan, payment includes, but is not limited to, pension benefits and death benefits. For other postretirement plan, payment includes, but is not limited to, prescription drug benefits, health care benefits, life insurance benefits, and legal, educational and advisory services. |
| Defined Benefit Plan, Plan Assets, Increase (Decrease) for Actual Return (Loss) | $ | duration | debit | Amount of increase (decrease) in plan assets of defined benefit plan from actual return (loss) determined by change in fair value of plan assets adjusted for contributions, benefit payments, and other expenses. |
| Defined Benefit Plan, Plan Assets, Contributions by Employer | $ | duration | debit | Amount of contribution received by defined benefit plan from employer which increases plan assets. |
| Defined Benefit Plan, Plan Assets, Payment for Settlement | $ | duration | credit | Amount of payment, which decreases plan assets of defined benefit plan, for irrevocable action relieving primary responsibility for benefit obligation and eliminating risk for obligation and assets used to effect settlement. Transaction constituting settlement includes, but is not limited to, making lump-sum cash payment to participant in exchange for their rights to receive specified benefits and purchasing nonparticipating annuity contract. |
| Defined Benefit Plan, Plan Assets, Period Increase (Decrease), Total | $ | duration | | Amount of increase (decrease) in plan assets of defined benefit plan. |
| Defined Benefit Plan Fair Value Of Plan Assets | | | | |