Quarterly report pursuant to Section 13 or 15(d)

Restructuring and other charges (income) - Narrative (Details)

v3.21.2
Restructuring and other charges (income) - Narrative (Details)
$ in Thousands
3 Months Ended 6 Months Ended
Sep. 30, 2021
USD ($)
positions
Jun. 30, 2021
USD ($)
Sep. 30, 2021
USD ($)
positions
Restructuring Cost and Reserve [Line Items]      
Number of positions eliminated | positions 85   196
Severance costs $ 1,941   $ 4,862
Abandonment expense     $ 46
Thermon South Africa Proprieary Limited      
Restructuring Cost and Reserve [Line Items]      
Cash receipts   $ 311