Relationship with Vornado (Tables)

9 Months Ended

Sep. 30, 2012

Related party transactions [Abstract]

Summary of Fees to Vornado [Table Text Block]

		Three Months Ended				Nine Months Ended
		September 30,				September 30,
(Amounts in thousands)		2012		2011		2012		2011
Company management fees		$	750	$	750	$	2,250	$	2,250
Development fees			63		187		438		563
Leasing fees			320		539		1,949		3,819
Property management fees and payments for cleaning, engineering
	and security services		1,369		1,131		3,911		3,264
		$	2,502	$	2,607	$	8,548	$	9,896