Income Taxes (Summary of Tax Years Subject to Examination by Major Taxing Jurisdictions) (Details)	12 Months Ended
	Dec. 31, 2022
Federal [Member] | Earliest Tax Year [Member]
Income Tax Examination [Line Items]
Tax years subject to examination	2019
Federal [Member] | Latest Tax Year [Member]
Income Tax Examination [Line Items]
Tax years subject to examination	2022
Arkansas [Member] | State and Local [Member] | Earliest Tax Year [Member]
Income Tax Examination [Line Items]
Tax years subject to examination	2019
Arkansas [Member] | State and Local [Member] | Latest Tax Year [Member]
Income Tax Examination [Line Items]
Tax years subject to examination	2022
Idaho [Member] | State and Local [Member] | Earliest Tax Year [Member]
Income Tax Examination [Line Items]
Tax years subject to examination	2019
Idaho [Member] | State and Local [Member] | Latest Tax Year [Member]
Income Tax Examination [Line Items]
Tax years subject to examination	2022
Michigan [Member] | State and Local [Member] | Earliest Tax Year [Member]
Income Tax Examination [Line Items]
Tax years subject to examination	2018
Michigan [Member] | State and Local [Member] | Latest Tax Year [Member]
Income Tax Examination [Line Items]
Tax years subject to examination	2022
Minnesota [Member] | State and Local [Member] | Earliest Tax Year [Member]
Income Tax Examination [Line Items]
Tax years subject to examination	2018
Minnesota [Member] | State and Local [Member] | Latest Tax Year [Member]
Income Tax Examination [Line Items]
Tax years subject to examination	2022
Georgia [Member] | State and Local [Member] | Earliest Tax Year [Member]
Income Tax Examination [Line Items]
Tax years subject to examination	2019
Georgia [Member] | State and Local [Member] | Latest Tax Year [Member]
Income Tax Examination [Line Items]
Tax years subject to examination	2022