XML 98 R43.htm IDEA: XBRL DOCUMENT v3.20.1
Leases - Additional Information (Details)
$ in Thousands
 3 Months Ended 9 Months Ended
Jan. 31, 2020
USD ($)
Jan. 31, 2020
USD ($)
Leases [Abstract]    
Right of use assets $ 11,130 $ 11,130
Finance lease, net value 129 129
Finance lease, accumulated amortization 30 30
Operating cash paid to settle lease liabilities   $ 486
Remaining lease term   10 years
Option to extend, term   5 years
Option to terminate, term   1 year
Operating lease, expense 645 $ 1,770
Operating lease, short term, expense $ 215 $ 673
Weighted average remaining lease term, operating lease 7 years 7 years
Weighted average discount rate, operating lease 4.10% 4.10%
Weighted average remaining lease term, finance lease 5 years 8 months 24 days 5 years 8 months 24 days
Weighted average discount rate, finance lease 10.00% 10.00%