Borrowings - Fair Value (Narrative) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Debt Instrument [Line Items]
Long-term line of credit	$ 200	$ 100
Expected interest expense reclassification	2,200
Notes payable to bank | Long-term mortgage notes and bonds payable
Debt Instrument [Line Items]
Long-term debt, fair value	529,400
Secured debt	576,800
Notes payable to bank | Short-term mortgage notes and bonds payable
Debt Instrument [Line Items]
Long-term line of credit	$ 200