Transactions Affecting Stockholders' Equity (Details Narrative) - USD ($) $ / shares in Units, $ in Thousands					3 Months Ended		5 Months Ended	6 Months Ended
	Sep. 04, 2014	May. 28, 2014	Nov. 21, 2012	Dec. 02, 1997	Jun. 30, 2015	Jun. 30, 2014	May. 23, 2014	Jun. 30, 2015	Jun. 30, 2014	May. 05, 2015	Dec. 31, 2014
Common stock, shares authorized					50,000,000			50,000,000			50,000,000
Preferred stock, shares authorized					1,000,000			1,000,000			0
Preferred stock, par value					$ 0.0005			$ 0.0005			$ 0.0005
Equity method investment ownership percentage					50.00%			50.00%
Common stock, shares issued					25,563,593			25,563,593			25,125,113
Proceeds from issuance of common stock								$ 524	$ 4,826
Fair value of treasury stock					$ 30,742			$ 30,742			$ 30,742
2012 Equity Line of Credit [Member]
Maximum number of common stock authorized for issuance			2,500,000
2012 Equity Line of Credit [Member] | Dutchess [Member]
Stock issued during period shares							698,207
Net proceeds form agreement							$ 1,200
2014 Equity Line of Credit [Member]
Stock issued during period shares		3,000,000
2014 Equity Line of Credit [Member] | Dutchess [Member]
Stock issued during period shares					438,480	2,500,000
Proceeds from issuance of common stock					$ 524	$ 3,600
Stockholder Rights Plan [Member]
Rights exercise price					$ 45			$ 45
Equity method investment ownership percentage required for rights exercisable under right agreement								15.00%
Percentage of discount on exercise of right								50.00%
Rights agreement expiration date								Jun. 18, 2024
Stockholder Rights Plan [Member] | Ted Karkus [Member]
Equity method investment ownership percentage					20.00%			20.00%
Plan 1997 [Member]
Plan provided for the granting shares of common stock				4,500,000
Options outstanding - shares					26,500			26,500
2010 Equity Compensation Plan [Member]
Plan provides total number of shares of common stock issued										2,500,000
Available for grant, shares					19,659			19,659
2010 Directors' Equity Compensation Plan [Member]
Plan provides total number of shares of common stock issued										425,000
Available for grant, shares					147,808			147,808
Settlement Agreement [Member]
Number of treasury stock acquired under the agreement	3,896,764
Treasury stock, paid amount	$ 440
Settlement amount paid to defendants	500
Settlement amount paid to third party	37
Fair value of treasury stock	$ 5,100
Treasury stock, per share	$ 1.31