CONSOLIDATED STATEMENTS OF CASH FLOWS (unaudited) (Parenthetical)	9 Months Ended
	Sep. 30, 2013
Preferred Stock [Member] | Series B Preferred Stock [Member]
Supplemental noncash disclosures:
Number of shares converted in conversion of Preferred Stock Series B to Common Stock (in shares)	300
Common Stock [Member]
Supplemental noncash disclosures:
Number of shares issued in conversion of Preferred Stock Series B to Common Stock (in shares)	50,000