SEGMENTS OF BUSINESS (Schedule of Segments of Business) (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Oct. 03, 2025	Jun. 27, 2025	Mar. 28, 2025	Dec. 27, 2024	Sep. 27, 2024	Jun. 28, 2024	Mar. 29, 2024	Dec. 29, 2023	Oct. 03, 2025	Sep. 27, 2024	Sep. 29, 2023
Segment Reporting Information [Line Items]
Net sales	$ 135,762	$ 180,655	$ 168,349	$ 107,649	$ 105,874	$ 172,472	$ 175,856	$ 138,644	$ 592,415	$ 592,846	$ 663,844
Cost of sales									384,322	391,866	419,757
Gross profit	49,117	67,927	58,866	32,183	24,873	61,822	61,431	52,854	208,093	200,980	244,087
Marketing and selling expense									134,455	144,564	144,446
Administrative management, finance and information systems									57,627	57,643	56,497
Goodwill impairment					11,173				0	11,173	0
Research and development expense									32,202	31,122	31,404
Operating (loss) profit	(8,183)	$ 7,330	$ 4,901	$ (20,239)	(42,809)	$ (506)	$ (253)	$ 46	(16,191)	(43,522)	11,740
Depreciation and amortization expense									20,627	19,608	16,295
Capital expenditures									15,975	22,018	22,668
Goodwill, net	10,456				0				10,456	0	11,172
Total assets (end of period)	604,103				635,212				604,103	635,212	681,606
Fishing
Segment Reporting Information [Line Items]
Net sales									458,099	451,842	491,890
Goodwill impairment										11,173
Goodwill, net	0				0				0	0	11,172
Camping & Watercraft
Segment Reporting Information [Line Items]
Net sales									57,990	66,529	85,848
Diving
Segment Reporting Information [Line Items]
Net sales									75,436	73,610	85,031
Goodwill impairment										0
Goodwill, net	10,456				0				10,456	0	0
Operating Segments | Fishing
Segment Reporting Information [Line Items]
Net sales									459,162	452,341	492,927
Cost of sales									319,740	316,370	328,190
Gross profit									139,422	135,971	164,737
Marketing and selling expense									85,917	96,959	89,592
Administrative management, finance and information systems									10,133	10,249	9,671
Goodwill impairment									0	11,173	0
Research and development expense									23,802	24,188	24,149
Operating (loss) profit									19,570	(6,598)	41,325
Depreciation and amortization expense									14,797	13,871	11,653
Capital expenditures									13,152	17,248	17,427
Goodwill, net	0				0				0	0	11,172
Total assets (end of period)	279,007				325,882				279,007	325,882	363,463
Operating Segments | Camping & Watercraft
Segment Reporting Information [Line Items]
Net sales									58,071	66,635	86,087
Cost of sales									32,888	40,664	52,807
Gross profit									25,183	25,971	33,280
Marketing and selling expense									17,129	18,427	23,554
Administrative management, finance and information systems									4,492	5,140	7,562
Goodwill impairment									0	0	0
Research and development expense									2,644	2,892	3,484
Operating (loss) profit									918	(488)	(1,320)
Depreciation and amortization expense									1,697	1,626	1,157
Capital expenditures									514	1,229	2,553
Goodwill, net	0				0				0	0	0
Total assets (end of period)	70,944				69,516				70,944	69,516	79,956
Operating Segments | Diving
Segment Reporting Information [Line Items]
Net sales									75,458	73,628	85,069
Cost of sales									32,236	34,900	39,406
Gross profit									43,222	38,728	45,663
Marketing and selling expense									20,620	20,535	22,269
Administrative management, finance and information systems									15,961	15,395	13,531
Goodwill impairment									0	0	0
Research and development expense									4,974	4,042	3,771
Operating (loss) profit									1,667	(1,244)	6,092
Depreciation and amortization expense									1,045	763	711
Capital expenditures									1,325	990	828
Goodwill, net	10,456				0				10,456	0	0
Total assets (end of period)	92,718				77,465				92,718	77,465	83,555
Corporate Reconciling Items And Eliminations
Segment Reporting Information [Line Items]
Net sales									890	865	1,075
Interunit transfers
Segment Reporting Information [Line Items]
Net sales									(1,166)	(623)	(1,314)
Interunit transfers | Fishing
Segment Reporting Information [Line Items]
Net sales									(1,063)	(499)	(1,037)
Interunit transfers | Camping & Watercraft
Segment Reporting Information [Line Items]
Net sales									(81)	(106)	(239)
Interunit transfers | Diving
Segment Reporting Information [Line Items]
Net sales									(22)	(18)	(38)
Other/Corporate
Segment Reporting Information [Line Items]
Net sales									(276)	242	(239)
Cost of sales									(542)	(68)	(646)
Gross profit									266	310	407
Marketing and selling expense									10,789	8,643	9,031
Administrative management, finance and information systems									27,041	26,859	25,733
Goodwill impairment									0	0	0
Research and development expense									782	0	0
Operating (loss) profit									(38,346)	(35,192)	(34,357)
Depreciation and amortization expense									3,088	3,348	2,774
Capital expenditures									984	2,551	1,860
Goodwill, net	0				0				0	0	0
Total assets (end of period)	$ 161,434				$ 162,349				$ 161,434	$ 162,349	$ 154,632