Commitments and Contingencies - Future Minimum Rental Payments (Details) - USD ($)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Commitments and Contingencies Disclosure [Abstract]
2016	$ 1,038,000
2017	1,038,000
2018	1,038,000
2019	1,038,000
2020	1,038,000
2021 through 2034	6,754,000
Total	11,944,000
Other Expenses [Abstract]
Operating Ground Lease Expense	$ 815,000	$ 454,000	$ 210,000