v3.19.3.a.u2
Document And Entity Information
Dec. 13, 2019
Document Information [Line Items]  
Entity, Registrant Name Generac Holdings Inc.
Document, Type 8-K
Document, Period End Date Dec. 13, 2019
Entity, Incorporation, State or Country Code DE
Entity, File Number 001-34627
Entity, Tax Identification Number 20-5654756
Entity, Address, Address Line One S45 W29290 Hwy 59
Entity, Address, City or Town Waukesha
Entity, Address, State or Province WI
Entity, Address, Postal Zip Code 53189
City Area Code 262
Local Phone Number 544-4811
Title of 12(b) Security Common Stock
Trading Symbol GNRC
Security Exchange Name NYSE
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Entity, Emerging Growth Company false
Amendment Flag false
Entity, Central Index Key 0001474735