Debt - Additional Information (Detail) ¥ in Thousands										1 Months Ended		12 Months Ended
	Mar. 01, 2024 USD ($)	Jan. 31, 2024	Jan. 01, 2024 USD ($)	Dec. 01, 2023 USD ($)	Oct. 01, 2023	Oct. 14, 2022 USD ($)	Sep. 29, 2022 USD ($)	Aug. 30, 2022 USD ($)	Jun. 29, 2021 USD ($)	Jun. 30, 2023 USD ($)	Aug. 31, 2022 USD ($)	Dec. 31, 2023 USD ($)	Dec. 31, 2023 CNY (¥)	Dec. 31, 2022 USD ($)	Dec. 31, 2022 CNY (¥)	Dec. 31, 2021 USD ($)	Dec. 31, 2023 CNY (¥)	Jul. 01, 2023	Oct. 31, 2022
Line Of Credit Facility [Line Items]
Swing loans												$ 0		$ 2,078,000
Future principal payments, next twelve months												12,271,000
Future principal payments, in year two												2,784,000
Future principal payments, in year three												59,067,000
Future principal payments, in year four												3,334,000
Future principal payments, in year five												3,485,000
Future principal payments, thereafter												47,712,000
Interest capitalized on strategic capital projects												$ 1,522,000		$ 435,000
Lessee lease term						20 years						20 years					20 years		20 years
Lessee, operating lease, option to extend												however, UES may extend the lease for the Properties for four successive periods of five years each. If fully extended, the Restated Lease would expire in August 2062.	however, UES may extend the lease for the Properties for four successive periods of five years each. If fully extended, the Restated Lease would expire in August 2062.
Lessee, operating term period						5 years
Extended lease expiration date						2062-08
Lease repurchase percentage on lessor investment for properties						115.00%
Rental properties												$ 3,645,000
Effective interest rate during period												8.39%	8.39%	6.73%	6.73%
Estimated cost on upgrading existing equipment																$ 26,000,000
Weighted average remaining lease term												4 years		5 years			4 years
Cash paid for finance lease liabilities												$ 558,000		$ 695,000
Cash outflow from operating lease												90,000		55,000
Cash outflow from financing lease												468,000		640,000
Capital Expenditures [Member]
Line Of Credit Facility [Line Items]
Estimated cost on upgrading existing equipment											$ 2,500,000	26,000,000
Proceeds from disbursement agreement										$ 2,500,000		2,500,000
Annual rent adjustment to repay restated lease											$ 2,500,000
Store Capital Acquisitions [Member]
Line Of Credit Facility [Line Items]
Amount of sale and leaseback financing transaction						$ 4,500,000		$ 15,500,000
STORE [Member]
Line Of Credit Facility [Line Items]
Net proceeds after transaction-related costs						$ 4,460,000		$ 15,396,000
Industrial Revenue Bonds ("IRB") [Member]
Line Of Credit Facility [Line Items]
Outstanding amount												9,191,000		9,191,000
Minority Shareholder Loan [Member]
Line Of Credit Facility [Line Items]
Outstanding amount												$ 665,000		$ 0			¥ 4,713
Effective interest rate												4.35%		4.79%			4.35%
Accrued interest												$ 0		$ 0
Interest paid												6,000	¥ 42	1,766,000	¥ 11,063
Debt instrument, borrowed												1,768,000	12,317	5,776,000	38,471
Debt instrument, repaid												$ 1,096,000	¥ 7,604	$ 5,776,000	¥ 38,471
Minimum [Member] | Minority Shareholder Loan [Member]
Line Of Credit Facility [Line Items]
Interest period												3 years	3 years
Minimum [Member] | Capital Leases [Member]
Line Of Credit Facility [Line Items]
Effective interest rate during period												5.00%	5.00%	2.00%	2.00%
Maximum [Member]
Line Of Credit Facility [Line Items]
Incremental Percentage On Annual Lease Payment												2.04%	2.04%
Change in consumer price index ratio												1.25	1.25
Maximum [Member] | Minority Shareholder Loan [Member]
Line Of Credit Facility [Line Items]
Interest period												5 years	5 years
Maximum [Member] | Capital Leases [Member]
Line Of Credit Facility [Line Items]
Effective interest rate during period												6.00%	6.00%	6.00%	6.00%
Subsequent Event [Member] | Minority Shareholder Loan [Member]
Line Of Credit Facility [Line Items]
Debt instrument, repayment date		2024-01
Taxable Industrial Revenue Bond [Member] | Industrial Revenue Bonds ("IRB") [Member]
Line Of Credit Facility [Line Items]
Outstanding amount												$ 7,116,000
Interest at a floating rate on tax-exempt IRB maturing in 2027/2029												5.28%		1.83%			5.28%
Tax Exempt Industrial Revenue Bond Two [Member] | Industrial Revenue Bonds ("IRB") [Member]
Line Of Credit Facility [Line Items]
Outstanding amount												$ 2,075,000
Interest at a floating rate on tax-exempt IRB maturing in 2027/2029												3.71%		2.32%			3.71%
Sale And Leaseback Financing Obligations [Member]
Line Of Credit Facility [Line Items]
Deferred financing fees														$ 144,000
Lessee lease term														20 years
Incremental Percentage On Annual Lease Payment					2.04%
Equipment Financing Facility [Member]
Line Of Credit Facility [Line Items]
Agreement borrowing capacity							$ 20,000,000
Debt instrument basis spread							4.50%
Outstanding amount												$ 16,719,000		$ 6,388,000
Effective interest rate							8.00%											10.25%
Debt Instrument, Term							84 months
Payments of principal and interest												$ 14,000
Equipment Financing Facility [Member] | Secured Overnight Financing Rate S O F R Adjustment Member | Line Of Credit [Member]
Line Of Credit Facility [Line Items]
Debt instrument basis spread												0.31%	0.31%
Equipment Financing Facility [Member] | Daily Secured Overnight Financing Rate S O F R [Member] | Line Of Credit [Member]
Line Of Credit Facility [Line Items]
Debt instrument basis spread												3.59%	3.59%
Equipment Financing Facility [Member] | Secured Overnight Financing Rate S O F R Adjustment Margin [Member] | Line Of Credit [Member]
Line Of Credit Facility [Line Items]
Debt instrument basis spread												4.50%	4.50%
Equipment Financing Facility [Member] | Term Notes [Member]
Line Of Credit Facility [Line Items]
Maturity date range, end												Dec. 01, 2030	Dec. 01, 2030
Percentage of converted fixed interest rate				8.93%
Outstanding amount												$ 900,000
Equipment Financing Facility [Member] | Term Loan [Member]
Line Of Credit Facility [Line Items]
Maturity date range, start												Jan. 01, 2024	Jan. 01, 2024
Term loan				$ 900,000
Outstanding amount												$ 15,819,000
Equipment Financing Facility [Member] | Subsequent Event [Member]
Line Of Credit Facility [Line Items]
Maturity date range, start	Apr. 01, 2024		Feb. 01, 2024
Maturity date range, end	Mar. 01, 2031		Jan. 01, 2031
Payments of principal and interest	$ 30,000		$ 156,000
Equipment Financing Facility [Member] | Subsequent Event [Member] | Term Notes [Member]
Line Of Credit Facility [Line Items]
Percentage of converted fixed interest rate	8.63%		8.40%
Equipment Financing Facility [Member] | Subsequent Event [Member] | Term Loan [Member]
Line Of Credit Facility [Line Items]
Term loan	$ 1,873,000		$ 9,910,000
Revolving Credit Facility [Member]
Line Of Credit Facility [Line Items]
Agreement borrowing capacity									$ 130,000,000
Allowance for new capital equipment financing									20,000,000
Maturity date												Jun. 29, 2026	Jun. 29, 2026
Commitment fee payable percentage												0.25%	0.25%
Interest on outstanding balance												7.82%	7.82%	4.50%	4.50%
Outstanding amount												$ 56,000,000		$ 47,078,000
Line of credit, remaining borrowing capacity												$ 25,084,000
Deferred financing fees																$ 485,000
Revolving Credit Facility [Member] | Minimum [Member]
Line Of Credit Facility [Line Items]
Fixed charge coverage ratio												1.05					1.05
Revolving Credit Facility [Member] | SOFR
Line Of Credit Facility [Line Items]
Debt instrument description of interest rate												SOFR, as adjusted, plus an applicable margin ranging between 2.00% to 2.50% based on the quarterly average excess availability	SOFR, as adjusted, plus an applicable margin ranging between 2.00% to 2.50% based on the quarterly average excess availability
Revolving Credit Facility [Member] | SOFR | Minimum [Member]
Line Of Credit Facility [Line Items]
Debt instrument basis spread												2.00%	2.00%
Revolving Credit Facility [Member] | SOFR | Maximum [Member]
Line Of Credit Facility [Line Items]
Debt instrument basis spread												2.50%	2.50%
Revolving Credit Facility [Member] | Base Rate [Member]
Line Of Credit Facility [Line Items]
Debt instrument description of interest rate												the alternate base rate plus an applicable margin ranging between 1.00% to 1.50%	the alternate base rate plus an applicable margin ranging between 1.00% to 1.50%
Revolving Credit Facility [Member] | Base Rate [Member] | Minimum [Member]
Line Of Credit Facility [Line Items]
Debt instrument basis spread												1.00%	1.00%
Revolving Credit Facility [Member] | Base Rate [Member] | Maximum [Member]
Line Of Credit Facility [Line Items]
Debt instrument basis spread												1.50%	1.50%
Revolving Credit Facility [Member] | Senior Secured Asset-Based Revolving Credit Facility [Member]
Line Of Credit Facility [Line Items]
Agreement borrowing capacity									100,000,000
Revolving Credit Facility [Member] | Letter of Credit [Member]
Line Of Credit Facility [Line Items]
Agreement borrowing capacity									40,000,000
Revolving Credit Facility [Member] | European Credit Facility [Member]
Line Of Credit Facility [Line Items]
Agreement borrowing capacity									30,000,000
Borrowings												$ 0		0
Revolving Credit Facility [Member] | Swedish Credit Facility [Member]
Line Of Credit Facility [Line Items]
Agreement borrowing capacity									$ 7,500,000
Borrowings												$ 0		$ 0