Stock Compensation Plans and Other Compensation Arrangements (Unaudited) (Tables) |
9 Months Ended | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Sep. 30, 2026 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Share-Based Payment Arrangement [Abstract] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Nonvested Restricted Stock Shares Activity [Table Text Block] | The following table presents the number of restricted stock rights (RSRs), restricted performance stock rights (RPSRs), and market stock units (MSUs) granted to employees under the company’s long-term incentive stock plan and the grant date aggregate fair value of those stock awards for the periods presented:
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| Cash Units and Cash Performance Units Aggregate Payout Amount [Table Text Block] | The following table presents the minimum and maximum aggregate payout amounts related to cash units (CUs) and cash performance units (CPUs) granted to employees in the periods presented:
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