Summary Of Significant Accounting Policies (Schedule Of Goodwill) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Oct. 03, 2014	Sep. 27, 2013	Sep. 28, 2012
Goodwill [Line Items]
Goodwill, balance at beginning of period	$ 21,053	$ 14,466
Jetboil acquisition		6,475
Impairment	(6,475)
Amount attributable to movements in foreign currency rates	(162)	112
Goodwill, Balance at end of period	14,416	21,053
Gross Goodwill	60,806	60,968	54,381
Accumulated Impairment	(46,390)	(39,915)	(39,915)
Marine Electronics [Member]
Goodwill [Line Items]
Goodwill, balance at beginning of period	10,367	10,362
Jetboil acquisition
Amount attributable to movements in foreign currency rates		5
Goodwill, Balance at end of period	10,367	10,367
Diving [Member]
Goodwill [Line Items]
Goodwill, balance at beginning of period	4,211	4,104
Amount attributable to movements in foreign currency rates	(162)	107
Goodwill, Balance at end of period	4,049	4,211
Outdoor Equipment [Member]
Goodwill [Line Items]
Goodwill, balance at beginning of period	6,475
Jetboil acquisition		6,475
Impairment	(6,475)
Goodwill, Balance at end of period		$ 6,475