Transactions with Affiliates (Details) - USD ($)	1 Months Ended	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Affiliated Entities [Member]
Related Party Transaction [Line Items]
Overhead recoveries		$ 2,000	$ 24,000	$ 31,000	$ 74,000
Affiliate billings to company		13,000	10,000	51,000	57,000
Company billings to affiliates		1,000	7,000	4,000	29,000
Rentals paid to affiliate		155,000	143,000	473,000	427,000
Fees paid to Bencap		$ 309,000	$ 0	$ 439,000	$ 0
Chief Executive Officer [Member]
Related Party Transaction [Line Items]
Percentage of ownership investment in affiliate	6.00%
Cash contribution to affiliate	$ 440,000