Relationship with Vornado (Tables)

9 Months Ended

Sep. 30, 2014

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)		2014		2013		2014		2013
Company management fees		$	700	$	700	$	2,100	$	2,100
Development fees			1,714		-		2,463		-
Leasing fees			911		225		1,275		903
Property management fees and payments for cleaning, engineering
	and security services		1,012		881		2,723		2,498
		$	4,337	$	1,806	$	8,561	$	5,501