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- Definition

Debt Instrument, Covenant, Consolidated Earnings Before Interest, Taxes, Depreciation, And Amortization

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- Definition

Debt Instrument, Covenant, Debt Amount, Maximum

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- Definition

Debt Instrument, Covenant, Debt Costs Maximum

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- Definition

Debt Instrument, Covenant, Leverage Ratio, Maximum, Post Distribution Debt Service Coverage Ratio

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- Definition

Debt Instrument, Covenant, Leverage Ratio, Minimum, Debt Service Coverage Ratio

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- Definition

Debt Instrument, Covenant, Liquidity Amount Required, Minimum

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- Definition

Debt Instrument, Covenant, Purchase And Enterprise Resource Planning Costs Maximum

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Debt Instrument, Covenant, Restructuring Costs Maximum

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- Definition

Debt Instrument, Covenant, Total Leverage Ratio, Maximum

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- Definition

Debt Instrument, Term To Fund Capital Expenditures

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- Definition

Line of Credit Facility, Maximum Increase to Principal Amount

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Line of Credit Facility, Periodic Payment, Principal, Percent

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- Definition

Amount of noncash expense included in interest expense to amortize debt discount and premium associated with the related debt instruments. Excludes amortization of financing costs. Alternate captions include noncash interest expense.

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Percentage points added to the reference rate to compute the variable rate on the debt instrument.

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- Definition

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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- Definition

Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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Contractual interest rate for funds borrowed, under the debt agreement.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of the required periodic payments applied to principal.

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- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Amount, after accumulated amortization, of debt discount.

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- Definition

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

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The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

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Including the current and noncurrent portions, aggregate carrying amount of all types of notes payable, as of the balance sheet date, with initial maturities beyond one year or beyond the normal operating cycle, if longer.

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The remaining balance of debt issuance expenses that were capitalized and are being amortized against income over the lives of the respective bond issues. This does not include the amounts capitalized as part of the cost of the utility plant or asset.

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Long-term Debt - Additional Information (Details)			3 Months Ended		9 Months Ended
Long-term Debt - Additional Information (Details)	Apr. 23, 2020 USD ($)	Nov. 08, 2018 USD ($)	Sep. 30, 2020 USD ($)	Sep. 29, 2019 USD ($)	Sep. 30, 2020 USD ($)	Sep. 29, 2019 USD ($)	Aug. 07, 2020 USD ($)	Apr. 24, 2020 USD ($)	Apr. 03, 2020 USD ($)	Dec. 29, 2019 USD ($)	Jul. 16, 2019 USD ($)	Apr. 29, 2016 USD ($)
Debt Instrument [Line Items]
Outstanding principal amount			$ 39,797,000		$ 39,797,000					$ 36,067,000
Promissory note			50,208,000		50,208,000
Debt issuance cost			400,000		400,000					300,000
Unamortized discount			310,000		310,000					400,000
Amortization expense of debt issuance costs			40,000.00	$ 40,000.00	100,000	$ 100,000
Promissory Note \| PPP under CARES Act
Debt Instrument [Line Items]
Promissory note								$ 6,000,000.0
Interest								1.00%
Credit agreement \| Line of credit \| Secured debt
Debt Instrument [Line Items]
Maximum increase to principal amount					$ 10,000,000.0
Credit agreement \| Line of credit \| Secured debt \| Base Rate \| Minimum
Debt Instrument [Line Items]
Basis spread on variable rate					1.75%
Credit agreement \| Line of credit \| Secured debt \| Base Rate \| Maximum
Debt Instrument [Line Items]
Basis spread on variable rate					3.25%
Credit agreement \| Line of credit \| Secured debt \| LIBOR \| Minimum
Debt Instrument [Line Items]
Basis spread on variable rate					2.75%
Credit agreement \| Line of credit \| Secured debt \| LIBOR \| Maximum
Debt Instrument [Line Items]
Basis spread on variable rate					4.25%
Credit agreement \| Letter of credit \| Revolving credit facility
Debt Instrument [Line Items]
Maximum borrowing capacity												$ 2,000,000.0
New revolver \| Revolving credit facility
Debt Instrument [Line Items]
Line of credit			10,000,000.0		$ 10,000,000.0
New revolver \| Line of credit \| Revolving credit facility
Debt Instrument [Line Items]
Maximum borrowing capacity			$ 8,500,000		$ 8,500,000
Effective interest rate			5.25%		5.25%
Remaining borrowing capacity			$ 18,500,000		$ 18,500,000
CA term loan \| Line of credit \| Secured debt
Debt Instrument [Line Items]
Outstanding principal amount			$ 9,240,000		$ 9,240,000					10,384,000
Effective interest rate			5.25%		5.25%
Unamortized discount			$ 100,000		$ 100,000
Amended And Restated Credit Agreement
Debt Instrument [Line Items]
Debt instrument, covenant, liquidity amount required, minimum											$ 5,000,000
Debt instrument, total covenant, leverage ratio											2.00
Debt instrument, covenant, leverage ratio after DSCR											1.10
Debt Instrument, covenant, consolidated EBITDA									$ 600,000
Debt instrument, covenant debt costs maximum							$ 175,000
Debt instrument, covenant, restructuring costs maximum							500,000
Minimum debt service coverage ratio			1.20		1.20
Minimum borrowing base percentage			20.00%		20.00%
Amended And Restated Credit Agreement \| Debt Instrument, Period One
Debt Instrument [Line Items]
Debt instrument, covenant, purchase and enterprise resource planning costs maximum							200,000
Amended And Restated Credit Agreement \| Debt Instrument, Period Two
Debt Instrument [Line Items]
Debt instrument, covenant, purchase and enterprise resource planning costs maximum							$ 100,000
Amended And Restated Credit Agreement \| Fiscal Quarter Ending September 30, 2020
Debt Instrument [Line Items]
Debt instrument, total covenant, leverage ratio			3.75		3.75
Amended And Restated Credit Agreement \| Fiscal Quarter Ending December 31, 2020
Debt Instrument [Line Items]
Debt instrument, total covenant, leverage ratio			3.50		3.50
Amended And Restated Credit Agreement \| Fiscal Quarter Ending March 31, 2021
Debt Instrument [Line Items]
Debt instrument, total covenant, leverage ratio			3.25		3.25
Amended And Restated Credit Agreement \| Fiscal Quarter Ending June 30, 2021
Debt Instrument [Line Items]
Debt instrument, total covenant, leverage ratio			3.25		3.25
Amended And Restated Credit Agreement \| Fiscal Quarter Thereafter
Debt Instrument [Line Items]
Debt instrument, total covenant, leverage ratio			3.00		3.00
Amended And Restated Credit Agreement \| PPP under CARES Act
Debt Instrument [Line Items]
Debt instrument, covenant, debt amount, maximum	$ 6,000,000.0
Amended And Restated Credit Agreement \| Line of credit \| Secured debt
Debt Instrument [Line Items]
Maximum borrowing capacity		$ 73,000,000.0
Amended And Restated Credit Agreement \| Line of credit \| Secured debt \| Base Rate \| Minimum \| PPP under CARES Act
Debt Instrument [Line Items]
Basis spread on variable rate	2.00%
Amended And Restated Credit Agreement \| Line of credit \| Secured debt \| LIBOR \| Minimum \| PPP under CARES Act
Debt Instrument [Line Items]
Basis spread on variable rate	1.00%
New US Term Loan \| Line of credit \| Secured debt
Debt Instrument [Line Items]
Outstanding principal amount			$ 23,313,000		$ 23,313,000					24,383,000
Effective interest rate			5.25%		5.25%
Unamortized discount			$ 200,000		$ 200,000
Senior credit facility, second amendment \| Line of credit \| Revolving credit facility
Debt Instrument [Line Items]
Letters of credit outstanding, amount			100,000		100,000
Senior credit facility \| Line of credit \| Revolving credit facility
Debt Instrument [Line Items]
Debt issuance cost			0		0
Line of credit for capital expenditures
Debt Instrument [Line Items]
Outstanding principal amount			$ 1,246,000		$ 1,246,000					$ 1,300,000
Line of credit for capital expenditures \| Line of credit
Debt Instrument [Line Items]
Effective interest rate			5.25%		5.25%
US Borrower And CA Borrower \| US Term loan \| Line of credit \| Secured debt
Debt Instrument [Line Items]
Maximum increase to principal amount		26,000,000.0
US Borrower And CA Borrower \| CA term loan \| Line of credit \| Secured debt
Debt Instrument [Line Items]
Outstanding principal amount		$ 12,000,000.0
US Borrower And CA Borrower \| Amended And Restated Credit Agreement \| Line of credit
Debt Instrument [Line Items]
Debt instrument, term		5 years
Debt instrument, term to fund capital expenditures		2 years
US Borrower And CA Borrower \| Amended And Restated Credit Agreement \| Line of credit \| Revolving credit facility
Debt Instrument [Line Items]
Maximum borrowing capacity		$ 30,000,000.0
November 8, 2018 Through November 8, 2019 \| US Borrower And CA Borrower \| Amended And Restated Credit Agreement \| Line of credit for capital expenditures
Debt Instrument [Line Items]
Maximum borrowing capacity		2,500,000
November 9, 2019 Through November 8, 2020 \| US Borrower And CA Borrower \| Amended And Restated Credit Agreement \| Line of credit for capital expenditures
Debt Instrument [Line Items]
Maximum borrowing capacity		$ 5,000,000.0
December 31, 2018 Through September 30, 2020 \| New US Term Loan \| Line of credit \| Secured debt
Debt Instrument [Line Items]
Principal payment					$ 337,500
December 31, 2018 Through September 30, 2020 \| Line of credit for capital expenditures \| Line of credit
Debt Instrument [Line Items]
Percent of principal payment					7.50%
October 1, 2020 Through September 30, 2021 \| New US Term Loan \| Line of credit \| Secured debt
Debt Instrument [Line Items]
Principal payment					$ 575,000.0
October 1, 2020 Through September 30, 2021 \| Line of credit for capital expenditures \| Line of credit
Debt Instrument [Line Items]
Percent of principal payment					10.00%
October 1, 2021 Through November 7, 2023 \| CA term loan \| Line of credit \| Secured debt
Debt Instrument [Line Items]
Principal payment					$ 400,000
October 1, 2021 Through November 7, 2023 \| New US Term Loan \| Line of credit \| Secured debt
Debt Instrument [Line Items]
Principal payment					$ 812,500
October 1, 2021 Through November 7, 2023 \| Line of credit for capital expenditures \| Line of credit
Debt Instrument [Line Items]
Percent of principal payment					12.50%
December 31, 2018 Through November 7, 2023 \| CA term loan \| Line of credit \| Secured debt
Debt Instrument [Line Items]
Principal payment					$ 375,000.0
December 31, 2019 Through September 30, 2020 \| Line of credit for capital expenditures \| Line of credit
Debt Instrument [Line Items]
Percent of principal payment					7.50%
December 31, 2020 Through September 30, 2021 \| Line of credit for capital expenditures \| Line of credit
Debt Instrument [Line Items]
Percent of principal payment					10.00%
December 31, 2021 Through November 7, 2023 \| Line of credit for capital expenditures \| Line of credit
Debt Instrument [Line Items]
Percent of principal payment					12.50%