-Liabilities, Current [Abstract] {ID253}
-Accounts Payable and Accrued Liabilities, Current [Abstract] {ID254}
Accounts Payable, Current {ID255}
Accrued Liabilities, Current {ID256}
Employee-related Liabilities, Current {ID257}
-Taxes Payable, Current [Abstract] {ID258}
Accrued Income Taxes, Current {ID259}
Sales and Excise Tax Payable, Current {ID260}
Accrual for Taxes Other than Income Taxes, Current {ID261}
Taxes Payable, Current, Total {ID262}
Interest and Dividends Payable, Current {ID263}
Accounts Payable and Accrued Liabilities, Current, Total {ID264}
-Debt, Current [Abstract] {ID265}
-Short-term Borrowings [Abstract] {ID266}
Construction Loan {ID270}
Short-term Bank Loans and Notes Payable {ID271}
Short-term Non-bank Loans and Notes Payable {ID272}
Other Short-term Borrowings {ID273}
Short-term Borrowings, Total {ID274}
-Long-term Debt and Capital Lease Obligations, Current [Abstract] {ID275}
-Long-term Debt, Current Maturities [Abstract] {ID276}
Secured Debt, Current {ID277}
Convertible Debt, Current {ID278}
Unsecured Debt, Current {ID279}
Subordinated Debt, Current {ID280}
Convertible Subordinated Debt, Current {ID281}
Other Long-term Debt, Current {ID282}
Line of Credit, Current {ID283}
-Notes and Loans Payable, Current [Abstract] {ID284}
-Notes Payable, Current [Abstract] {ID285}
Convertible Notes Payable, Current {ID286}
Notes Payable to Bank, Current {ID287}
Senior Notes, Current {ID288}
Junior Subordinated Notes, Current {ID289}
Other Notes Payable, Current {ID290}
Notes Payable, Current, Total {ID291}
-Loans Payable, Current [Abstract] {ID292}
Loans Payable to Bank, Current {ID293}
Other Loans Payable, Current {ID294}
Loans Payable, Current, Total {ID295}
Notes and Loans Payable, Current, Total {ID296}
Long-term Debt, Current Maturities, Total {ID297}
Capital Lease Obligations, Current {ID298}
Long-term Debt and Capital Lease Obligations, Current, Total {ID299}
Debt, Current, Total {ID300}
-Deferred Compensation Liability, Current [Abstract] {ID301}
Deferred Compensation Share-based Arrangements, Liability, Current {ID302}
Deferred Compensation Cash-based Arrangements, Liability, Current {ID303}
Other Deferred Compensation Arrangements, Liability, Current {ID304}
Deferred Compensation Liability, Current, Total {ID305}
-Deferred Revenue and Credits, Current [Abstract] {ID306}
Deferred Revenue, Current {ID307}
Deferred Air Traffic Revenue {ID308}
Other Deferred Credits, Current {ID309}
Deferred Rent Credit, Current {ID310}
Deferred Revenue and Credits, Current, Total {ID311}
-Derivative Instruments and Hedges, Liabilities [Abstract] {ID312}
Derivative Liabilities, Current {ID313}
Hedging Liabilities, Current {ID314}
Energy Marketing Contract Liabilities, Current {ID315}
Derivative Instruments and Hedges, Liabilities, Total {ID316}
Deferred Tax Liabilities, Current {ID317}
Liability for Uncertain Tax Positions, Current {ID318}
Postemployment Benefits Liability, Current {ID319}
Securities Loaned {ID320}
Regulatory Liability, Current {ID321}
Provision for Loss on Contracts {ID322}
Litigation Reserve, Current {ID323}
Accrued Environmental Loss Contingencies, Current {ID324}
Asset Retirement Obligation, Current {ID325}
Accrued Capping, Closure, Post-closure and Environmental Costs {ID326}
Accrued Reclamation Costs, Current {ID327}
Deferred Gas Purchases, Current {ID328}
Due to Related Parties, Current {ID329}
Liabilities of Disposal Group, Including Discontinued Operation, Current {ID330}
Liabilities of Business Transferred under Contractual Arrangement, Current {ID331}
Other Liabilities, Current {ID332}
Liabilities, Current, Total {ID333}
-Liabilities, Noncurrent [Abstract] {ID334}
Accounts Payable and Accrued Liabilities, Noncurrent {ID335}
Accrued Income Taxes, Noncurrent {ID336}
-Long-term Debt and Capital Lease Obligations [Abstract] {ID337}
-Long-term Debt, Excluding Current Maturities [Abstract] {ID338}
Long-term Line of Credit, Noncurrent {ID339}
Long-term Commercial Paper, Noncurrent {ID340}
Long-term Construction Loan, Noncurrent {ID341}
Secured Long-term Debt, Noncurrent {ID342}
Subordinated Long-term Debt, Noncurrent {ID343}
Unsecured Long-term Debt, Noncurrent {ID344}
Convertible Debt, Noncurrent {ID345}
Convertible Subordinated Debt, Noncurrent {ID346}
Long-term Transition Bond, Noncurrent {ID347}
Long-term Pollution Control Bond, Noncurrent {ID348}
-Notes and Loans, Noncurrent [Abstract] {ID349}
-Notes Payable, Noncurrent [Abstract] {ID350}
Junior Subordinated Notes, Noncurrent {ID351}
Senior Notes, Noncurrent {ID352}
Convertible Notes Payable, Noncurrent {ID353}
Notes Payable to Bank, Noncurrent {ID354}
Other Notes Payable, Noncurrent {ID355}
Notes Payable, Noncurrent, Total {ID356}
-Loans Payable, Noncurrent [Abstract] {ID357}
Loans Payable to Bank, Noncurrent {ID358}
Other Loans Payable, Long-term, Noncurrent {ID359}
Loans Payable, Noncurrent, Total {ID360}
Notes and Loans, Noncurrent, Total {ID361}
Other Long-term Debt, Noncurrent {ID362}
Long-term Debt, Excluding Current Maturities, Total {ID363}
Capital Lease Obligations, Noncurrent {ID364}
Long-term Debt and Capital Lease Obligations, Total {ID365}
Deferred Compensation Liability, Classified, Noncurrent {ID366}
-Pension and Other Postretirement Defined Benefit Plans, Liabilities, Noncurrent [Abstract] {ID367}
Defined Benefit Pension Plan, Liabilities, Noncurrent {ID368}
Other Postretirement Defined Benefit Plan, Liabilities, Noncurrent {ID369}
Pension and Other Postretirement Defined Benefit Plans, Liabilities, Noncurrent, Total {ID370}
-Deferred Revenue and Credits, Noncurrent [Abstract] {ID371}
Deferred Revenue, Noncurrent {ID372}
Accumulated Deferred Investment Tax Credit {ID373}
Deferred Rent Credit, Noncurrent {ID374}
Other Deferred Credits, Noncurrent {ID375}
Incentive from Lessor {ID376}
Deferred Revenue and Credits, Noncurrent, Total {ID377}
-Asset Retirement Obligations, Noncurrent [Abstract] {ID378}
Mine Reclamation and Closing Liability, Noncurrent {ID379}
Oil and Gas Reclamation Liability, Noncurrent {ID380}
Accrued Capping, Closure, Post-closure and Environmental Costs, Noncurrent {ID381}
Decommissioning Liability, Noncurrent {ID382}
Spent Nuclear Fuel Obligation, Noncurrent {ID383}
Asset Retirement Obligations, Noncurrent, Total {ID384}
-Customer Advances or Deposits, Noncurrent [Abstract] {ID385}
Customer Advances, Noncurrent {ID386}
Customer Advances for Construction {ID387}
Customer Deposits, Noncurrent {ID388}
Customer Advances or Deposits, Noncurrent, Total {ID389}
Deferred Tax Liabilities, Noncurrent {ID390}
Liability for Uncertain Tax Positions, Noncurrent {ID391}
Postemployment Benefits Liability, Noncurrent {ID392}
Accrued Environmental Loss Contingencies, Noncurrent {ID393}
Coal Supply Agreement Obligation, Noncurrent {ID394}
Customer Refund Liability, Noncurrent {ID395}
Derivative Liabilities, Noncurrent {ID396}
Off-market Lease, Unfavorable {ID397}
Shares Subject to Mandatory Redemption, Settlement Terms, Amount, Noncurrent {ID398}
Self Insurance Reserve {ID399}
Litigation Reserve, Noncurrent {ID400}
Regulatory Liability, Noncurrent {ID401}
Restructuring Reserve, Noncurrent {ID402}
Due to Related Parties, Noncurrent {ID403}
Liabilities of Disposal Group, Including Discontinued Operation, Noncurrent {ID404}
Liabilities of Business Transferred under Contractual Arrangement, Noncurrent {ID405}
Other Liabilities, Noncurrent {ID406}
Liabilities, Noncurrent, Total {ID407}