Segment Reporting (Schedule Of Information Relating To Segments) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Segment Reporting Information [Line Items]
Total net sales	$ 252,586	$ 223,552
Operating profit	13,588	17,373
Accretion related to contingent consideration	(392)	(481)
Travel Trailer And Fifth-Wheels [Member]
Segment Reporting Information [Line Items]
Total net sales	186,416	168,079
Motorhomes [Member]
Segment Reporting Information [Line Items]
Total net sales	9,466	5,952
RV Aftermarket [Member]
Segment Reporting Information [Line Items]
Total net sales	5,729	3,990
RV Adjacent Industries [Member]
Segment Reporting Information [Line Items]
Total net sales	22,392	17,534
RV Segment [Member]
Segment Reporting Information [Line Items]
Total net sales	224,003	195,555
Operating profit	14,535	16,781
Manufactured Housing Original Equipment Manufacturers [Member]
Segment Reporting Information [Line Items]
Total net sales	17,779	18,712
Manufactured Housing Aftermarket [Member]
Segment Reporting Information [Line Items]
Total net sales	4,054	4,269
Manufactured Housing Adjacent Industries [Member]
Segment Reporting Information [Line Items]
Total net sales	6,750	5,016
MH Segment [Member]
Segment Reporting Information [Line Items]
Total net sales	28,583	27,997
Operating profit	2,726	3,131
Total Segment Operating Profit [Member]
Segment Reporting Information [Line Items]
Operating profit	17,261	19,912
Corporate [Member]
Segment Reporting Information [Line Items]
Operating profit	(2,288)	(2,308)
Executive Succession [Member]
Segment Reporting Information [Line Items]
Operating profit	(1,143)
Other Non-Segment Items [Member]
Segment Reporting Information [Line Items]
Operating profit	$ (150)	$ (250)