Income Taxes (Details Textual) - USD ($)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Operating Loss Carryforwards [Line Items]
Federal net operating loss carry-forwards	$ 800,000	$ 0
Increase (decrease) in valuation allowance	8,300,000	10,500,000
Valuation allowance	151,273,000	$ 142,957,000
Federal net operating loss carry-forwards	261,900,000
State net operating loss carry-forwards	257,500,000
Foreign net operating loss carryforwards	$ 33,800,000
U.S. federal income tax rate	35.00%	35.00%
Interest or penalties as result of tax uncertainties	$ 0	$ 0
Unrecognized tax benefits as a result of tax positions taken	$ 0	0
Domestic Tax Authority | Maximum
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards expiration	2035
Domestic Tax Authority | Minimum
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards expiration	2016
Foreign Tax Authority | Maximum
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards expiration	2025
Foreign Tax Authority | Minimum
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards expiration	2017
Puerto Rico
Operating Loss Carryforwards [Line Items]
Federal net operating loss carry-forwards	$ 1,100,000	$ 2,700,000
Valuation allowance expense	2,300,000
Valuation allowance	23,400,000
UNITED STATES
Operating Loss Carryforwards [Line Items]
Valuation allowance	$ 127,900,000