Quarterly report pursuant to Section 13 or 15(d)

Goodwill and Intangible Assets (Details)

Goodwill and Intangible Assets (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended		12 Months Ended
	Mar. 31, 2018	Apr. 01, 2017	Mar. 31, 2018	Apr. 01, 2017	Oct. 01, 2011	Mar. 09, 2018	Sep. 30, 2017
Goodwill and Finite-Lived Intangible Assets [Line Items]
Goodwill, Cost	$ 29,717		$ 29,717				$ 19,917
Goodwill, Accumulated Amortization	0		0				0
Goodwill, Net Value	29,717		29,717				19,917
Intangibles, Cost	25,647		25,647				20,447
Intangibles, Accumulated Amortization	(4,762)		(4,762)				(4,296)
Intangibles, Net Value	20,885		20,885				16,151
Goodwill acquired	300	$ 400	500	$ 700	$ 600
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Amortization expense estimate for 2018	1,300		1,300
Amortization expense estimate for 2019	1,500		1,500
Amortization expense estimate for 2020	1,400		1,400
Amortization expense estimate for 2021	1,300		1,300
Amortization expense estimate for 2022	1,300		1,300
Tradename/trademarks
Goodwill and Finite-Lived Intangible Assets [Line Items]
Intangibles, Cost	16,090		16,090				16,090
Intangibles, Accumulated Amortization	(2,465)		(2,465)				(2,193)
Intangibles, Net Value	13,625		$ 13,625				13,897
Tradename/trademarks \| Minimum
Goodwill and Finite-Lived Intangible Assets [Line Items]
Intangibles, economic life			20 years
Tradename/trademarks \| Maximum
Goodwill and Finite-Lived Intangible Assets [Line Items]
Intangibles, economic life			30 years
Technology
Goodwill and Finite-Lived Intangible Assets [Line Items]
Intangibles, Cost	1,220		$ 1,220				1,220
Intangibles, Accumulated Amortization	(1,009)		(1,009)				(947)
Intangibles, Net Value	211		$ 211				273
Intangibles, economic life			10 years
License agreements
Goodwill and Finite-Lived Intangible Assets [Line Items]
Intangibles, Cost	2,100		$ 2,100				2,100
Intangibles, Accumulated Amortization	(474)		(474)				(423)
Intangibles, Net Value	1,626		$ 1,626				1,677
License agreements \| Minimum
Goodwill and Finite-Lived Intangible Assets [Line Items]
Intangibles, economic life			15 years
License agreements \| Maximum
Goodwill and Finite-Lived Intangible Assets [Line Items]
Intangibles, economic life			30 years
Customer relationships
Goodwill and Finite-Lived Intangible Assets [Line Items]
Intangibles, Cost	5,200		$ 5,200				0
Intangibles, Accumulated Amortization	0		0				0
Intangibles, Net Value	5,200		$ 5,200				0
Customer relationships \| Minimum
Goodwill and Finite-Lived Intangible Assets [Line Items]
Intangibles, economic life			8 years
Customer relationships \| Maximum
Goodwill and Finite-Lived Intangible Assets [Line Items]
Intangibles, economic life			10 years
Non-compete agreements
Goodwill and Finite-Lived Intangible Assets [Line Items]
Intangibles, Cost	1,037		$ 1,037				1,037
Intangibles, Accumulated Amortization	(814)		(814)				(733)
Intangibles, Net Value	223		$ 223				$ 304
Non-compete agreements \| Minimum
Goodwill and Finite-Lived Intangible Assets [Line Items]
Intangibles, economic life			4 years
Non-compete agreements \| Maximum
Goodwill and Finite-Lived Intangible Assets [Line Items]
Intangibles, economic life			8 years 6 months
Basics
Goodwill and Finite-Lived Intangible Assets [Line Items]
Goodwill, Net Value	9,800		$ 9,800
Branded
Goodwill and Finite-Lived Intangible Assets [Line Items]
Goodwill, Net Value	$ 19,900		$ 19,900
Teeshirt Ink, Inc
Goodwill and Finite-Lived Intangible Assets [Line Items]
Goodwill, Net Value						$ 9,800
Intangibles acquired						$ 5,200