Unaudited Quarterly Consolidated Financial Information - Statement of Cash Flow (Details) - USD ($) $ in Thousands	3 Months Ended										6 Months Ended			9 Months Ended			12 Months Ended
	May 28, 2023	Feb. 26, 2023	Nov. 27, 2022	Aug. 28, 2022	Feb. 27, 2022	Nov. 28, 2021	Aug. 29, 2021	Feb. 28, 2021	Nov. 29, 2020	Aug. 30, 2020	Nov. 27, 2022	Nov. 28, 2021	Nov. 29, 2020	Feb. 26, 2023	Feb. 27, 2022	Feb. 28, 2021	May 28, 2023	May 29, 2022	May 30, 2021
Cash flows from operating activities:
Consolidated net loss		$ (36,507)	$ (12,806)	$ (10,966)	$ (13,586)	$ (38,471)	$ (9,387)	$ (6,978)	$ (11,623)	$ (12,410)	$ (23,772)	$ (47,858)		$ (60,279)	$ (61,444)	$ (31,011)	$ (99,563)	$ (116,715)	$ (32,294)
Adjustments to reconcile net loss to net cash (used in) provided by operating activities:
Impairment of goodwill and long-lived and indefinite-lived assets											1,300	32,057		300	32,057		1,300	78,146	0
Depreciation, amortization of intangibles and amortization of debt costs				4,354			5,065			5,102	7,294	10,994		10,507	14,547	14,808	13,285	18,061	19,867
Loss on debt extinguishment																1,110
Stock-based compensation expense				785			620			892	1,893	1,306		2,796	1,928	2,584	3,612	2,608	3,360
Deferred taxes				(17)			(2,115)			(4,647)	(13)	(4,964)		57	(5,471)	(7,627)	357	(6,825)	(7,874)
Loss on Sale of Eat Smart															235		0	336	0
Loss on disposal of property and equipment related to restructuring, net										6,005					5,185		0	5,185	10,143
Provision (benefit) for expected credit losses							60					196		200	(14)	284	163	(14)	940
Change in investment in non-public company, fair value																11,800	0	0	11,469
Net loss on disposal of property and equipment							16			(11)	22	22			25	39	38	152	61
Loss on Windset										1,800
Non-cash restructuring and impairment of assets charges							(92)					(92)				7,881	640	0	0
Other, net				(18)			(70)			21	86	(111)		101	(551)	(12)	86	(426)	(74)
Changes in current assets and current liabilities:
Accounts receivable, net				7,238			7,997			11,179	12,483	4,541		8,943	(7,525)	6,345	10,824	(6,138)	5,775
Inventory, net				2,587			545			6,413	(9,576)	(8,999)		(14,847)	(10,372)	(9,515)	(14,811)	(2,180)	(2,819)
Prepaid expenses and other current assets				(739)			(2,602)			1,366	(725)	(1,938)		(1,309)	(1,440)	1,715	2,156	(689)	8,281
Accounts payable				581			1,517			917	11,709	15,200		11,330	13,534	6,372	16,038	9,343	(5,982)
Accrued compensation				(2,865)			(3,131)			(139)	(4,636)	(5,090)		(1,895)	(2,027)	2,184	(4,483)	(2,546)	3,270
Other accrued liabilities				183			2,870			613	2,777	1,275		8,570	(70)	3,536	7,166	(873)	810
Deferred revenue				(116)			86			125	(188)	30		1,792	662	893	3,136	(18)	428
Net cash (used in) provided by operating activities				(1,101)			1,379			17,226	(3,454)	(3,431)		(15,179)	(20,741)	11,386	(17,441)	(22,593)	16,471
Cash flows from investing activities:
Purchases of property and equipment				(3,361)			(8,461)			(4,828)	(7,209)	(13,885)		(14,309)	(19,843)	(12,169)	(21,482)	(29,940)	(25,223)
Proceeds from sale of investment in non-public company							45,100					45,100			45,100		0	45,100	0
Eat Smart sale net working capital adjustment															(2,390)		0	(9,839)	0
Proceeds from sales of property and equipment							1,082			4,855		1,082			1,096	12,885	0	1,141	12,913
Net cash (used in) provided by investing activities				(226)			37,721			27	(4,074)	32,297		1,357	97,463	716	(4,811)	79,962	(12,310)
Cash flows from financing activities:
Proceeds from sale of common stock, net of issuance costs											5,000			4,822			4,822	0	0
Proceeds from long-term debt														3,367		150,000	150,000	20,000	170,000
Payments on long-term debt				(27)			(41,388)			(8,030)	(76)	(41,426)		(3,199)	(86,376)	(114,095)	(123,690)	(86,411)	(114,130)
Proceeds from line of credit				4,000			8,000			11,000	8,800	26,000		18,400	45,011	83,000	31,450	55,111	100,000
Payments on line of credit							(5,000)			(19,400)	(800)	(13,000)		(42,400)	(34,111)	(119,400)	(54,640)	(44,111)	(148,400)
Payments for debt issuance costs							(132)			(512)		(132)		(3,669)	(169)	(9,615)	(6,050)	(821)	(10,484)
Proceeds from sale of preferred stock, net of issuance costs														38,082			38,082	0	0
Taxes paid by Company for employee stock plans				(67)			(428)			(82)	(209)	(512)		(274)	(518)	(297)	(274)	(789)	(405)
Net cash provided by (used in) financing activities				3,906			(38,948)			(17,024)	12,715	(29,070)		15,129	(76,163)	(10,407)	39,700	(57,021)	(3,419)
Net increase in cash, cash equivalents and restricted cash				2,579			152			229	5,187	(204)		1,307	559	1,695	17,448	348	742
Cash, cash equivalents and restricted cash, beginning of period	$ 2,950	6,830	4,222	1,643	1,091	1,447	1,295		589	553	1,643	1,295	$ 553	1,643	1,295	553	1,643	1,295	553
Cash, cash equivalents and restricted cash, end of period	19,091	2,950	6,830	4,222	1,854	1,091	1,447	2,248		589	6,830	1,091		2,950	1,854	2,248	19,091	1,643	1,295
Supplemental disclosure of non-cash investing and financing activities:
Purchases of property and equipment on trade vendor credit				2,243			1,994			978	2,700	1,105		3,918	1,764	1,124	6,945	2,260	4,724
Convertible Preferred Stock Paid in Kind (PIK) dividend														(428)			(1,163)	0	0
After Discontinued Operations Restatement
Cash flows from operating activities:
Consolidated net loss												(47,858)	(24,033)	(60,279)
As Reported
Cash flows from operating activities:
Consolidated net loss				(11,351)			(9,477)			(11,000)	(23,800)	(47,918)	(24,301)	(63,992)		(29,799)		(114,679)	(32,665)
Adjustments to reconcile net loss to net cash (used in) provided by operating activities:
Impairment of goodwill and long-lived and indefinite-lived assets											1,300	32,057		300				78,146
Depreciation, amortization of intangibles and amortization of debt costs				4,356			5,054			5,102	7,237	10,959	9,826	10,392		14,808		17,884	19,867
Loss on debt extinguishment																1,110
Stock-based compensation expense				785			620			892	1,893	1,306	1,787	2,796		2,584		2,608	3,360
Deferred taxes				(17)			(2,138)			(4,349)	(13)	(4,963)	(7,070)	57		(7,307)		(6,990)	(7,893)
Loss on Sale of Eat Smart																		336
Loss on disposal of property and equipment related to restructuring, net										6,005								5,185	10,143
Provision (benefit) for expected credit losses							60					196		0		284		(14)	418
Change in investment in non-public company, fair value													11,800			11,800			11,800
Net loss on disposal of property and equipment							16			(11)	22	22	(34)			39		152	61
Loss on Windset										0
Non-cash restructuring and impairment of assets charges							(92)					(92)	6,005			7,881
Other, net				(18)			(70)			21	86	(111)	21	101		(12)		(426)	(74)
Changes in current assets and current liabilities:
Accounts receivable, net				7,238			7,997			11,179	12,483	4,541	9,661	8,994		6,345		(6,138)	5,775
Inventory, net				2,560			248			6,313	(10,679)	(9,770)	(4,891)	(13,451)		(10,468)		(5,960)	(3,352)
Prepaid expenses and other current assets				(761)			(2,697)			1,353	(585)	(1,784)	1,539	(1,169)		350		(602)	7,941
Accounts payable				581			1,517			917	11,730	15,148	10,539	11,405		6,372		9,343	(5,982)
Accrued compensation				(2,865)			(3,131)			(139)	(4,636)	(5,090)	(1,345)	(1,895)		2,184		(2,546)	3,270
Other accrued liabilities				183			2,838			613	2,777	1,163	4,627	8,570		3,186		(680)	460
Deferred revenue				(116)			86			125	(188)	30	292	1,792		1,243		(18)	778
Net cash (used in) provided by operating activities				(1,533)			831			17,021	(4,481)	(4,306)	18,456	(17,169)		10,600		(24,399)	15,017
Cash flows from investing activities:
Purchases of property and equipment				(2,929)			(7,913)			(4,623)	(6,182)	(13,010)	(7,407)	(12,319)		(11,383)		(28,134)	(23,769)
Proceeds from sale of investment in non-public company							45,100					45,100						45,100
Eat Smart sale net working capital adjustment																		(9,839)
Proceeds from sales of property and equipment							1,082			4,855		1,082	12,885			12,885		1,141	12,913
Net cash (used in) provided by investing activities				206			38,269			232	(3,047)	33,172	5,478	3,347		1,502		81,768	(10,856)
Cash flows from financing activities:
Proceeds from sale of common stock, net of issuance costs											5,000			4,822
Proceeds from long-term debt														3,367		150,000		20,000	170,000
Payments on long-term debt				(27)			(41,388)			(8,030)	(76)	(41,426)	(20,062)	(3,199)		(114,095)		(86,411)	(114,130)
Proceeds from line of credit				4,000			8,000			11,000	8,800	26,000	24,000	18,400		83,000		55,111	100,000
Payments on line of credit							(5,000)			(19,400)	(800)	(13,000)	(24,400)	(42,400)		(119,400)		(44,111)	(148,400)
Payments for debt issuance costs							(132)			(512)		(132)	(1,237)	(3,669)		(9,615)		(821)	(10,484)
Proceeds from sale of preferred stock, net of issuance costs														38,082
Taxes paid by Company for employee stock plans				(67)			(428)			(82)	(209)	(512)	(297)	(274)		(297)		(789)	(405)
Net cash provided by (used in) financing activities				3,906			(38,948)			(17,024)	12,715	(29,070)	(21,996)	15,129		(10,407)		(57,021)	(3,419)
Net increase in cash, cash equivalents and restricted cash				2,579			152			229	5,187	(204)	1,938	1,307		1,695		348	742
Cash, cash equivalents and restricted cash, beginning of period	2,950	6,830	4,222	1,643	1,091	1,447	1,295	2,491	589	553	1,643	1,295	553	1,643	1,295	553	1,643	1,295	553
Cash, cash equivalents and restricted cash, end of period		2,950	6,830	4,222		1,091	1,447	2,248	2,491	589	6,830	1,091	2,491	2,950		2,248		1,643	1,295
Supplemental disclosure of non-cash investing and financing activities:
Purchases of property and equipment on trade vendor credit				2,243			1,994			978	2,700	1,105	1,526	3,918		1,124
Convertible Preferred Stock Paid in Kind (PIK) dividend		(428)												(428)
As Reported | Before Discontinued Operations Restatement
Cash flows from operating activities:
Consolidated net loss		(40,192)	(12,449)	(11,351)	(13,086)	(38,441)	(9,477)	(5,498)	(13,301)	(11,000)	(23,800)
Cash flows from financing activities:
Cash, cash equivalents and restricted cash, beginning of period										360			360			360			360
As Reported | After Discontinued Operations Restatement
Cash flows from operating activities:
Consolidated net loss												(47,918)	(24,301)	(63,992)	(61,116)	(29,799)
Adjustments to reconcile net loss to net cash (used in) provided by operating activities:
Impairment of goodwill and long-lived and indefinite-lived assets															32,057
Depreciation, amortization of intangibles and amortization of debt costs															14,488
Stock-based compensation expense															1,928
Deferred taxes															(5,471)
Loss on Sale of Eat Smart															235
Loss on disposal of property and equipment related to restructuring, net															5,185
Provision (benefit) for expected credit losses															(14)
Net loss on disposal of property and equipment															25
Other, net															(551)
Changes in current assets and current liabilities:
Accounts receivable, net															(7,525)
Inventory, net															(11,910)
Prepaid expenses and other current assets															(1,448)
Accounts payable															13,507
Accrued compensation															(2,027)
Other accrued liabilities															(70)
Deferred revenue															662
Net cash (used in) provided by operating activities															(22,045)
Cash flows from investing activities:
Purchases of property and equipment															(18,539)
Proceeds from sale of investment in non-public company															45,100
Eat Smart sale net working capital adjustment															(2,390)
Proceeds from sales of property and equipment															1,096
Net cash (used in) provided by investing activities															98,767
Cash flows from financing activities:
Payments on long-term debt															(86,376)
Proceeds from line of credit															45,011
Payments on line of credit															(34,111)
Payments for debt issuance costs															(169)
Taxes paid by Company for employee stock plans															(518)
Net cash provided by (used in) financing activities															(76,163)
Net increase in cash, cash equivalents and restricted cash															559
Cash, cash equivalents and restricted cash, beginning of period							1,295					1,295			1,295			1,295
Cash, cash equivalents and restricted cash, end of period					1,854										1,854				1,295
Supplemental disclosure of non-cash investing and financing activities:
Purchases of property and equipment on trade vendor credit															1,764
Restatement
Cash flows from operating activities:
Consolidated net loss				385			90			(1,410)	28	60	268	3,713		(1,212)		(2,036)	371
Adjustments to reconcile net loss to net cash (used in) provided by operating activities:
Impairment of goodwill and long-lived and indefinite-lived assets											0	0		0				0
Depreciation, amortization of intangibles and amortization of debt costs				(2)			11			0	57	35	0	115		0		177	0
Loss on debt extinguishment																0
Stock-based compensation expense				0			0			0	0	0	0	0		0		0	0
Deferred taxes				0			23			(298)	0	(1)	70	0		(320)		165	19
Loss on Sale of Eat Smart																		0
Loss on disposal of property and equipment related to restructuring, net										0								0	0
Provision (benefit) for expected credit losses							0					0		200		0		0	522
Change in investment in non-public company, fair value													0			0			(331)
Net loss on disposal of property and equipment							0			0	0	0	0			0		0	0
Loss on Windset										1,800
Non-cash restructuring and impairment of assets charges							0					0	0			0
Other, net				0			0			0	0	0	0	0		0		0	0
Changes in current assets and current liabilities:
Accounts receivable, net				0			0			0	0	0	0	(51)		0		0	0
Inventory, net				27			297			100	1,103	771	58	(1,396)		953		3,780	533
Prepaid expenses and other current assets				22			95			13	(140)	(154)	13	(140)		1,365		(87)	340
Accounts payable				0			0			0	(21)	52	0	(75)		0		0	0
Accrued compensation				0			0			0	0	0	0	0		0		0	0
Other accrued liabilities				0			32			0	0	112	0	0		350		(193)	350
Deferred revenue				0			0			0	0	0	0	0		(350)		0	(350)
Net cash (used in) provided by operating activities				432			548			205	1,027	875	409	1,990		786		1,806	1,454
Cash flows from investing activities:
Purchases of property and equipment				(432)			(548)			(205)	(1,027)	(875)	(409)	(1,990)		(786)		(1,806)	(1,454)
Proceeds from sale of investment in non-public company							0					0						0
Eat Smart sale net working capital adjustment																		0
Proceeds from sales of property and equipment							0			0		0	0			0		0	0
Net cash (used in) provided by investing activities				(432)			(548)			(205)	(1,027)	(875)	(409)	(1,990)		(786)		(1,806)	(1,454)
Cash flows from financing activities:
Proceeds from sale of common stock, net of issuance costs											0			0
Proceeds from long-term debt														0		0		0	0
Payments on long-term debt				0			0			0	0	0	0	0		0		0	0
Proceeds from line of credit				0			0			0	0	0	0	0		0		0	0
Payments on line of credit							0			0	0	0	0	0		0		0	0
Payments for debt issuance costs							0			0		0	0	0		0		0	0
Proceeds from sale of preferred stock, net of issuance costs														0
Taxes paid by Company for employee stock plans				0			0			0	0	0	0	0		0		0	0
Net cash provided by (used in) financing activities				0			0			0	0	0	0	0		0		0	0
Net increase in cash, cash equivalents and restricted cash				0			0			0	0	0	0	0		0		0	0
Cash, cash equivalents and restricted cash, beginning of period	$ 0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
Cash, cash equivalents and restricted cash, end of period		0	0	0		0	0	0	0	0	0	0	0	0		0		0	0
Supplemental disclosure of non-cash investing and financing activities:
Purchases of property and equipment on trade vendor credit				0			0			0	0	0	0	0		0
Convertible Preferred Stock Paid in Kind (PIK) dividend														0
Restatement | Before Discontinued Operations Restatement
Cash flows from operating activities:
Consolidated net loss		3,685	(357)	385	(500)	(30)	90	(1,480)	1,678	(1,410)	28
Restatement | After Discontinued Operations Restatement
Cash flows from operating activities:
Consolidated net loss												60	268	3,713	(328)	(1,212)
Adjustments to reconcile net loss to net cash (used in) provided by operating activities:
Impairment of goodwill and long-lived and indefinite-lived assets															0
Depreciation, amortization of intangibles and amortization of debt costs															59
Stock-based compensation expense															0
Deferred taxes															0
Loss on Sale of Eat Smart															0
Loss on disposal of property and equipment related to restructuring, net															0
Provision (benefit) for expected credit losses															0
Net loss on disposal of property and equipment															0
Other, net															0
Changes in current assets and current liabilities:
Accounts receivable, net															0
Inventory, net															1,538
Prepaid expenses and other current assets															8
Accounts payable															27
Accrued compensation															0
Other accrued liabilities															0
Deferred revenue															0
Net cash (used in) provided by operating activities															1,304
Cash flows from investing activities:
Purchases of property and equipment															(1,304)
Proceeds from sale of investment in non-public company															0
Eat Smart sale net working capital adjustment															0
Proceeds from sales of property and equipment															0
Net cash (used in) provided by investing activities															(1,304)
Cash flows from financing activities:
Payments on long-term debt															0
Proceeds from line of credit															0
Payments on line of credit															0
Payments for debt issuance costs															0
Taxes paid by Company for employee stock plans															0
Net cash provided by (used in) financing activities															0
Net increase in cash, cash equivalents and restricted cash															0
Cash, cash equivalents and restricted cash, beginning of period							0					0			0			0
Cash, cash equivalents and restricted cash, end of period					0										0				0
Supplemental disclosure of non-cash investing and financing activities:
Purchases of property and equipment on trade vendor credit															0
As Restated
Cash flows from operating activities:
Consolidated net loss													(24,033)					(116,715)	(32,294)
Adjustments to reconcile net loss to net cash (used in) provided by operating activities:
Depreciation, amortization of intangibles and amortization of debt costs													9,826
Stock-based compensation expense													1,787
Deferred taxes													(7,000)
Change in investment in non-public company, fair value													11,800
Net loss on disposal of property and equipment													(34)
Non-cash restructuring and impairment of assets charges													6,005
Other, net													21
Changes in current assets and current liabilities:
Accounts receivable, net													9,661
Inventory, net													(4,833)
Prepaid expenses and other current assets													1,552
Accounts payable													10,539
Accrued compensation													(1,345)
Other accrued liabilities													4,627
Deferred revenue													292
Net cash (used in) provided by operating activities													18,865
Cash flows from investing activities:
Purchases of property and equipment													(7,816)
Proceeds from sales of property and equipment													12,885
Net cash (used in) provided by investing activities													5,069
Cash flows from financing activities:
Payments on long-term debt													(20,062)
Proceeds from line of credit													24,000
Payments on line of credit													(24,400)
Payments for debt issuance costs													(1,237)
Taxes paid by Company for employee stock plans													(297)
Net cash provided by (used in) financing activities													(21,996)
Net increase in cash, cash equivalents and restricted cash													1,938
Cash, cash equivalents and restricted cash, beginning of period								2,491		360			360			360			360
Cash, cash equivalents and restricted cash, end of period									2,491				2,491
Supplemental disclosure of non-cash investing and financing activities:
Purchases of property and equipment on trade vendor credit													1,526
Convertible Preferred Stock Paid in Kind (PIK) dividend		(428)
As Restated | Before Discontinued Operations Restatement
Cash flows from operating activities:
Consolidated net loss		$ (36,507)	$ (12,806)	(10,966)	$ (13,586)	$ (38,471)	$ (9,387)	$ (6,978)	$ (11,623)	(12,410)	(23,772)
Cash flows from financing activities:
Cash, cash equivalents and restricted cash, beginning of period										$ 553			553			553			553
As Restated | After Discontinued Operations Restatement
Cash flows from operating activities:
Consolidated net loss												$ (47,858)	$ (24,033)	(60,279)	(61,444)	$ (31,011)
BreatheWay
Adjustments to reconcile net loss to net cash (used in) provided by operating activities:
Gain (loss) on disposition of business				(2,108)							(2,108)			(2,108)			(2,108)	0	0
Cash flows from investing activities:
Proceeds from divestiture of businesses				3,135							3,135			3,135			3,135	0	0
BreatheWay | After Discontinued Operations Restatement
Adjustments to reconcile net loss to net cash (used in) provided by operating activities:
Gain (loss) on disposition of business														(2,108)
BreatheWay | As Reported
Adjustments to reconcile net loss to net cash (used in) provided by operating activities:
Gain (loss) on disposition of business				(2,108)							(2,108)			(2,108)
Cash flows from investing activities:
Proceeds from divestiture of businesses				3,135							3,135			3,135
BreatheWay | As Reported | After Discontinued Operations Restatement
Adjustments to reconcile net loss to net cash (used in) provided by operating activities:
Gain (loss) on disposition of business														(2,108)
BreatheWay | Restatement
Adjustments to reconcile net loss to net cash (used in) provided by operating activities:
Gain (loss) on disposition of business				0										0
Cash flows from investing activities:
Proceeds from divestiture of businesses				0							0			0
BreatheWay | Restatement | Before Discontinued Operations Restatement
Adjustments to reconcile net loss to net cash (used in) provided by operating activities:
Gain (loss) on disposition of business				(2,108)							(2,108)
BreatheWay | Restatement | After Discontinued Operations Restatement
Adjustments to reconcile net loss to net cash (used in) provided by operating activities:
Gain (loss) on disposition of business														0
BreatheWay | As Restated | Before Discontinued Operations Restatement
Adjustments to reconcile net loss to net cash (used in) provided by operating activities:
Gain (loss) on disposition of business				$ (2,108)							$ (2,108)
BreatheWay | As Restated | After Discontinued Operations Restatement
Adjustments to reconcile net loss to net cash (used in) provided by operating activities:
Gain (loss) on disposition of business														(2,108)
Eat Smart
Cash flows from investing activities:
Proceeds from divestiture of businesses															73,500		0	73,500	0
Eat Smart | As Reported
Cash flows from investing activities:
Proceeds from divestiture of businesses																		73,500
Eat Smart | As Reported | After Discontinued Operations Restatement
Cash flows from investing activities:
Proceeds from divestiture of businesses															73,500
Eat Smart | Restatement
Cash flows from investing activities:
Proceeds from divestiture of businesses																		0
Eat Smart | Restatement | After Discontinued Operations Restatement
Cash flows from investing activities:
Proceeds from divestiture of businesses															$ 0
Yucatan Foods
Adjustments to reconcile net loss to net cash (used in) provided by operating activities:
Gain (loss) on disposition of business																	20,663	0	0
Loss on Sale of Eat Smart														20,663
Cash flows from investing activities:
Proceeds from divestiture of businesses																	$ 11,803	$ 0	$ 0
Yucatan Foods | After Discontinued Operations Restatement
Cash flows from investing activities:
Proceeds from divestiture of businesses														12,531
Yucatan Foods | As Reported
Adjustments to reconcile net loss to net cash (used in) provided by operating activities:
Loss on Sale of Eat Smart														21,039
Cash flows from investing activities:
Proceeds from divestiture of businesses														12,531
Yucatan Foods | Restatement
Adjustments to reconcile net loss to net cash (used in) provided by operating activities:
Loss on Sale of Eat Smart														(376)
Cash flows from investing activities:
Proceeds from divestiture of businesses														$ 0