Commitments (Details) - USD ($)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Operating Leased Assets [Line Items]
Operating Leases, Rent Expense	$ 950,000	$ 954,000
Illinois One [Member]
Operating Leased Assets [Line Items]
Operating Leases, Rent Expense	$ 25,000
Illinois One [Member] | Minimum [Member]
Operating Leased Assets [Line Items]
Lease Period	Mar. 01, 2013
Illinois One [Member] | Maximum [Member]
Operating Leased Assets [Line Items]
Lease Period	Oct. 31, 2013
Illinois Two [Member]
Operating Leased Assets [Line Items]
Operating Leases, Rent Expense	$ 28,000
Illinois Two [Member] | Minimum [Member]
Operating Leased Assets [Line Items]
Lease Period	Nov. 01, 2013
Illinois Two [Member] | Maximum [Member]
Operating Leased Assets [Line Items]
Lease Period	Oct. 31, 2014
Illinois Three [Member]
Operating Leased Assets [Line Items]
Operating Leases, Rent Expense	$ 30,000
Illinois Three [Member] | Minimum [Member]
Operating Leased Assets [Line Items]
Lease Period	Nov. 01, 2014
Illinois Three [Member] | Maximum [Member]
Operating Leased Assets [Line Items]
Lease Period	Oct. 31, 2015
Illinois Four [Member]
Operating Leased Assets [Line Items]
Operating Leases, Rent Expense	$ 33,000
Illinois Four [Member] | Minimum [Member]
Operating Leased Assets [Line Items]
Lease Period	Nov. 01, 2015
Illinois Four [Member] | Maximum [Member]
Operating Leased Assets [Line Items]
Lease Period	Oct. 31, 2016
Illinois Five [Member]
Operating Leased Assets [Line Items]
Operating Leases, Rent Expense	$ 36,000
Illinois Five [Member] | Minimum [Member]
Operating Leased Assets [Line Items]
Lease Period	Nov. 01, 2016
Illinois Five [Member] | Maximum [Member]
Operating Leased Assets [Line Items]
Lease Period	Feb. 28, 2017