Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2015

Commitments and Contingencies Disclosure [Abstract]

Schedule of Future Minimum Lease Payments

Future minimum lease payments to be paid over the terms of the leases are as follows (amounts in thousands):



2016	$	1,518
2017	1,518
2018	1,518
2019	1,518
2020	1,518
Thereafter	56,730
Total	$	64,320

Summary of Percent of Total Rental Revenue

For the years ended December 31, 2015 and 2014, five properties accounted for the following percent of total rental revenues. In 2015, no other property accounted for more than 5.0% of total rental revenues.



	Year Ended December 31,
	2015		2014
Empire State Building	31.4	%	33.9	%
One Grand Central Place	12.2	%	13.5	%
111 West 33rd Street (formerly known as 112 West 34th Street)	8.3	%	4.4	%
1400 Broadway	7.7	%	3.9	%
First Stamford Place	6.5	%	7.0	%

Schedule of Contributions to Multiemployer Plans

Contributions we made to the multi-employer plans for the years ended December 31, 2014, 2013 and 2012 are included in the table below (amounts in thousands):



Benefit Plan	2015		2014		2013
Pension Plans (pension and annuity)*	$	3,077	$	2,871	$	1,201
Health Plans**	8,296		7,628		3,319
Other***	619		319		232
Total plan contributions	$	11,992	$	10,818	$	4,752


*	Pension plans include $0.7 million, $0.8 million and $0.4 million for the years ended 2015, 2014 and 2013, respectively, to multiemployer plans not discussed above.

** Health plans include $1.4 million, $1.5 million and $0.8 million for the years ended 2015, 2014 and 2013, respectively, to multiemployer plans not discussed above.

*** Other includes $0.2 million, $0.08 million and $0.05 million for the years ended 2015, 2014 and 2013, respectively, in connection with other multiemployer plans not discussed above for union costs which were not itemized between pension and health plans.