XML 56 R53.htm IDEA: XBRL DOCUMENT
v2.4.0.6

Fair Value Measurements (Details) (contingent cosideration [Member]) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2012 | Dec. 31, 2012
contingent cosideration [Member] |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |  |
Fair Value Inputs Discount Rate | 30.00% | 27.00%

X
- Definition Fair Value Inputs Discount Rate + References No definition available. + Details
Name: | nbs_FairValueInputsDiscountRate
Namespace Prefix: | nbs_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration