XML 53 R38.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
Summary of Significant Accounting Policies (Details 1) - USD ($)
$ in Thousands
Dec. 31, 2019
Mar. 31, 2019
Accounting Policies [Abstract]    
Accounts receivable, gross $ 3,681 $ 4,318
Less: Allowance for doubtful accounts (4) (4)
Accounts receivable, net $ 3,677 $ 4,314