Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2014

Summary of Significant Accounting Policies [Abstract]

The changes in the carrying amounts of other indefinite and finite-life intangible assets and goodwill for the years ended December 31, 2014 and 2013 are as follows:

	December 31, 2014
Other intangibles, net:
Beginning balance	$	9,345,000
Increase		255,000
Amortization		(185,000	)
Ending balance		9,415,000

Goodwill, net:
Beginning balance		3,922,000
Increase (decrease)		—
Ending balance		3,922,000

Total goodwill and other intangibles, net	$	13,337,000

	December 31, 2013
Other intangibles, net:
Beginning balance	$	—
Acquisition of JV Intangible		9,394,000
Amortization		(49,000	)
Ending balance		9,345,000

Goodwill, net:
Beginning balance		3,922,000
Increase (decrease)		—
Ending balance		3,922,000

Total goodwill and other intangibles, net	$	13,267,000

Summary of assumptions used in calculating fair value

The warrants are not traded in an active securities market, and as such the estimated the fair value at December 31 was determined by using an option pricing model (Monte Carlo) with the following assumptions:

	As of December 31, 2014
Expected term	5.3 years
Common stock market price	$	0.49
Risk-free interest rate		1.65	%
Expected volatility		90.00	%
Resulting fair value (per warrant)	$	0.38

Product revenues, classified by geographic location

Product revenues, classified by geographic location, are as follows:

	Years ended

	2014					2013					2012
	Product Revenues		% of Total			Product Revenues		% of Total			Product Revenues		% of Total

North America	$	894,000		18	%	$	1,079,000		15	%	$	1,143,000		13	%
Japan		3,068,000		62	%		2,109,000		30	%		4,352,000		50	%
Europe		506,000		10	%		1,240,000		17	%		2,004,000		23	%
Other countries		485,000		10	%		2,694,000		38	%		1,210,000		14	%
Total product revenues	$	4,953,000		100	%	$	7,122,000		100	%	$	8,709,000		100	%