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SUBSEQUENT EVENTS: (Details) (Subsequent Event, USD $)
0 Months Ended
May 03, 2013
Subsequent Event
 
SUBSEQUENT EVENTS:  
Number of consecutive business days of non-compliance with the Listing Rule 30 days
Required minimum bid price under Listing Rule (in dollars per share) $ 1.00
Grace period for NASDAQ Listing Rule compliance 180 days
Minimum number of consecutive business days of bid price required during the grace period 10 days