Annual report pursuant to Section 13 and 15(d)

Capital Stock Transactions - Summary of Non-Vested Restricted Stock Awards and Activities (Detail)

v3.8.0.1
Capital Stock Transactions - Summary of Non-Vested Restricted Stock Awards and Activities (Detail) - Non Vested Restricted Stock - $ / shares
12 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Number of shares    
Non-vested restricted stock beginning (in shares) 139,318 110,046
Granted (in shares) 265,138 331,363
Vested (in shares) (271,887) (262,546)
Cancelled (in shares) 0 (39,545)
Non-vested restricted stock ending (in shares) 132,569 139,318
Weighted average exercise price    
Non-vested restricted stock weighted average grant date fair value beginning balance (in dollars per share) $ 1.10 $ 1.45
Granted (in dollars per share) 1.09 1.10
Vested (in dollars per share) 1.10 1.23
Cancelled (in dollars per share) 0.00 1.10
Non-vested restricted stock weighted average grant date fair value ending balance (in dollars per share) $ 1.09 $ 1.10