XML 37 R26.htm IDEA: XBRL DOCUMENT
v3.21.2

Note 4 - Derivative Instruments and Hedging Activities (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2021
Notes Tables |
Schedule Of Derivative Assets (Liabilities) at Fair Value [Table Text Block] |
|  | June 30, 2021 |  |  | December 31, 2020 |
Commodity contracts |  | $ | 369 |  |  | $ | 1,386 |
Foreign currency contracts |  |  | 21 |  |  |  | (154 | )
Interest rate swaps |  |  | (13,158 | ) |  |  | (29,536 | )

X
- Definition Tabular disclosure of derivative assets and liabilities at fair value. + References No definition available. + Details
Name: | gnrc_ScheduleOfDerivativeAssetsLiabilitiesAtFairValueTableTextBlock
Namespace Prefix: | gnrc_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_TableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration