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Commitments and Contingencies (Details) - USD ($)
$ in Thousands
12 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Mar. 31, 2014
Commitments and Contingencies Disclosure [Abstract]      
Rental expenses under operating leases $ 75 $ 177 $ 175
Future minimum rental payments under operating leases:      
Year ending March 31, 2017 9    
Total minimum lease payments 9    
Future minimum rental income      
Year ending March 31, 2017 253    
Total minimum future rental income 253    
Capital commitments for purchase of furniture and fixtures expected to be disbursed $ 18