Note 17 - Quarterly Financial Information (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2018

Notes Tables

Quarterly Financial Information [Table Text Block]

	Quarters Ended 2018
	Q1		Q2		Q3		Q4
Net sales	$	400,091	$	497,581	$	562,388	$	563,404
Gross profit		141,927		178,473		200,334		204,306
Operating income		56,347		85,467		106,519		108,848
Net income attributable to Generac Holdings Inc.		33,645		53,261		75,776		75,575
Net income attributable to common shareholders per common share - basic:	$	0.42	$	0.83	$	1.12	$	1.21
Net income attributable to common shareholders per common share - diluted:	$	0.42	$	0.82	$	1.11	$	1.20

	Quarters Ended 2017
	Q1		Q2		Q3		Q4
Net sales	$	332,056	$	396,523	$	457,747	$	493,047
Gross profit		109,954		134,224		157,680		182,928
Operating income		30,890		51,822		72,548		95,374
Net income attributable to Generac Holdings Inc.		12,175		25,291		39,435		80,907
Net income attributable to common shareholders per common share - basic:	$	0.21	$	0.41	$	0.64	$	1.31
Net income attributable to common shareholders per common share - diluted:	$	0.20	$	0.41	$	0.63	$	1.30