Fair Value Measurements Fair Value Measurements - Foreign Exchange Contracts by Currency (Details) (Foreign Exchange Forward Contracts, USD $)
In Thousands, unless otherwise specified |
Jun. 30, 2013
|
Mar. 31, 2013
|
---|---|---|
Derivatives [Line Items] | ||
Notional amount | $ 10,742 | $ 10,125 |
Russian Rubles | Thermon Holding Corp.
|
||
Derivatives [Line Items] | ||
Notional amount | 2,670 | 4,233 |
Euro | Thermon Holding Corp.
|
||
Derivatives [Line Items] | ||
Notional amount | 4,823 | 2,510 |
Canadian Dollars | Thermon Holding Corp.
|
||
Derivatives [Line Items] | ||
Notional amount | 1,793 | 2,134 |
South Korean Won | Thermon Holding Corp.
|
||
Derivatives [Line Items] | ||
Notional amount | 933 | 919 |
Other | Thermon Holding Corp.
|
||
Derivatives [Line Items] | ||
Notional amount | $ 523 |