XML 63 R53.htm IDEA: XBRL DOCUMENT v3.21.2
FINANCING ARRANGEMENTS - Schedule of Notes (Details) - Senior Notes - Convertible senior notes due 2026 - USD ($)
$ in Thousands
Sep. 30, 2021
Apr. 30, 2021
Debt Instrument [Line Items]    
Principal amount $ 230,000 $ 230,000
Less: debt discount (6,972)  
Net carrying amount of liability $ 223,028