XML 15 R17.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Preferred Stock | 6 Months Ended
--- | ---
Jun. 30, 2013
Preferred Stock [Abstract] |
Preferred Stock [Text Block] | Preferred Stock Convertible Redeemable Series E 7% Preferred Stock On November 19, 2010, the Company sold 10,582,011 Preferred Offering Units consisting of (i) one share (“Preferred Share”) of Series E 7% Senior Convertible Preferred Stock (the “Series E Preferred Stock”), par value $0.01 per share, of the Company, (ii) a warrant to purchase 0.25 of a share of Common Stock (consisting of at issuance an aggregate of 132,249 warrants, adjusted to an aggregate of 194,405 as of June 30, 2013); and (iii) 0.0155 of a share of Common Stock (an aggregate of 16,442 common shares). Each Preferred Offering Unit was priced at $0.945 and total gross and net proceeds received by the Company were $10.0 million and $8.9 million, respectively. Monthly dividend and principal payments began in March 2011, and continued each month thereafter with the final payment due in May 2013. In October 2012, the Company completed the redemption of all remaining 2,351,558 outstanding shares of its Series E Preferred Stock, for an aggregate cash redemption price of approximately $3.4 million, $2.5 million of which was funded by money placed into escrow when the Series E Preferred stock was issued in November 2010. The cash redemption included the repayment of $3.1 million outstanding principal, an additional early redemption premium of $0.2 million, which was included in dividends, and $36,000 of accrued interest. The Company recorded the fair value of the warrants as a long-term derivative liability. The fair values of the warrant derivatives as of June 30, 2013 and December 31, 2012 were $32,600 and $101,200, respectively. The Company reports changes in the fair value of the warrant derivative in earnings within other income (expense), net (see Note 6).

X
- Details
Name: | nbs_PreferredStockAbstract
Namespace Prefix: | nbs_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The entire disclosure for terms, amounts, nature of changes, rights and privileges, dividends, and other matters related to preferred stock. + References No definition available. + Details
Name: | us-gaap_PreferredStockTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration