Borrowings (Union Square Construction Financing) (Narrative) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Emerald Creek Capital [Member]
Debt Instrument [Line Items]
Debt Instrument, Face Amount	$ 55.0
Line of credit facility, term	3 years
Union Square Construction Financing [Member]
Debt Instrument [Line Items]
Maturity date	May 06, 2024	May 06, 2024
Floor Rate [Member] | Emerald Creek Capital [Member]
Debt Instrument [Line Items]
Spread over LIBOR	7.00%
London Interbank Offered Rate (LIBOR) [Member] | Emerald Creek Capital [Member]
Debt Instrument [Line Items]
Spread over LIBOR	6.90%