Derivative Instruments (Set Forth Terms Of Interest Rate Swap And Cap Derivative Instruments) (Details) - Not Designated as Hedging Instrument [Member] - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Derivative [Line Items]
Notional amount	$ 63,913	$ 59,913
Other assets	1	1
Other liabilities	58	156
Interest Rate Swap [Member] | Trust Preferred Securities [Member]
Derivative [Line Items]
Notional amount	48,913	52,413
Other liabilities	58	156
Interest Rate Cap [Member] | US Union Square Line Of Credit [Member]
Derivative [Line Items]
Notional amount	7,500
Other assets	1
Interest Rate Cap [Member] | Minetta and Orpheum Theatres Loan [Member]
Derivative [Line Items]
Notional amount	$ 7,500	7,500
Other assets		$ 1