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RELATED PARTY TRANSACTIONS (Details)
3 Months Ended
Mar. 31, 2016
USD ($)
item
Mar. 31, 2015
USD ($)
BKF Capital    
RELATED PARTY TRANSACTIONS    
Number of offices leased out | item 1  
Revenue from related parties per month $ 1,000  
Revenue from related parties 3,000,000 $ 0
QBAK    
Due from Qualstar    
Due from Qualstar, beginning balance   5,000
Billed to Qualstar by Interlink 2,000 10,000
Paid by Qualstar to Interlink (2,000) (15,000)
Due to Qualstar    
Due to Qualstar, beginning balance 6,000 2,000
Billed to Interlink by Qualstar 11,000 17,000
Paid by Interlink to Qualstar (13,000) (13,000)
Due to Qualstar, end balance $ 4,000 $ 6,000