Accounts Payable and Accrued Expenses - Schedule of Accounts Payable and Accrued Liabilities (Details) - USD ($)	Jun. 30, 2016	Dec. 31, 2015
Accounts Payable and Accrued Liabilities, Current [Abstract]
Accounts payable	$ 6,768,000	$ 8,026,000
Accrued warranty	539,000	614,000
Accrued compensation	302,000	418,000
Other current liabilities	151,000	115,000
Accounts Payable and Accrued Liabilities, Current	$ 7,760,000	$ 9,173,000