Segment Reporting (Schedule Of Information Relating To Segments) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Segment Reporting Information
Total net sales	$ 285,377	$ 252,586
Operating Income (Loss)	26,046	13,588
RV Segment
Segment Reporting Information
Total net sales	259,036	224,003
Operating Income (Loss)	23,729	12,264
Travel Trailer And Fifth-Wheels
Segment Reporting Information
Total net sales	212,130	184,601
Motorhomes
Segment Reporting Information
Total net sales	14,384	10,951
RV Aftermarket
Segment Reporting Information
Total net sales	7,094	5,729
RV Adjacent Industries
Segment Reporting Information
Total net sales	25,428	22,722
MH Segment
Segment Reporting Information
Total net sales	26,341	28,583
Operating Income (Loss)	2,317	2,467
Manufactured Housing OEMs
Segment Reporting Information
Total net sales	16,517	17,779
Manufactured Housing Aftermarket
Segment Reporting Information
Total net sales	3,467	3,652
Manufactured Housing Adjacent Industries
Segment Reporting Information
Total net sales	6,357	7,152
Segment Operating Profit [Member]
Segment Reporting Information
Operating Income (Loss)	26,046	14,731
Executive Succession [Member]
Segment Reporting Information
Operating Income (Loss)	$ 0	$ (1,143)