Consolidated Statements of Changes in Stockholders' Equity (Parentheticals) - $ / shares	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Common stock issued for assets purchased, shares	378,112,840	367,376,863
Common stock dividends declared, per common share (in Dollars per share)	$ 0.01	$ 0.01	$ 0.02
Common Stock [Member]
Stock issued, shares	871,000
Common stock issued for assets purchased, shares	6,253,000		56,998,000
Restricted stock unit distributions, shares	896,000	2,674,000	494,000
Warrants exercised, shares		22,308,000	25,000
Repurchase of common shares, shares	284,000	534,000	50,000
Stock issued, shares	1,764,000
Common Stock [Member] | Stock Issued to Directors [Member]
Stock issued, shares	235,000	150,000	122,250
Common Stock [Member] | Stock Issued for 401(k) Match [Member]
Stock issued, shares	1,331,000	811,000