XML 19 R9.htm IDEA: XBRL DOCUMENT v3.22.1
Condensed Consolidated Statements of Cash Flows (Parenthetical) - USD ($)
$ in Thousands
3 Months Ended
Feb. 28, 2022
Feb. 28, 2021
Statement of Cash Flows [Abstract]    
Proceeds from income tax refunds $ 307 $ 434