Derivative Financial Instruments, Effect of Cash Flow Hedge Accounting on Accumulated Other Comprehensive Income (Details) - Interest Rate Swaps [Member] - Designated as Hedging Instrument [Member] - Cash Flow Hedges [Member] - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Other Income/(Expense) [Member]
Derivatives and Hedging Activities [Abstract]
Gain (loss) reclassified from accumulated other comprehensive loss into income	$ (157)	$ (24)	$ 0
Other Comprehensive Loss [Member]
Derivatives and Hedging Activities [Abstract]
Gain (loss) recognized in OCI	$ 5,391	$ 1,017	$ 0