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

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Date the debt instrument was issued, in CCYY-MM-DD format.

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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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Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

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The carrying value as of the balance sheet date of the current portion 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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Debt Obligations - Schedule of Debt Obligations (Details) - USD ($) $ in Thousands		6 Months Ended	12 Months Ended
	Jun. 24, 2020	Jun. 30, 2020	Dec. 31, 2019	Jun. 10, 2020
Debt Instrument [Line Items]
Loan Amount		$ 35,000	$ 41,000
MUFG
Debt Instrument [Line Items]
Loan Amount		$ 35,000	$ 41,000
MUFG \| 1.45% Loan Maturing on 7/24/2020
Debt Instrument [Line Items]
Loan Start Date		Jun. 24, 2020
Loan Amount		$ 23,000
Annual Interest Rate	1.45%	1.45%
Maturity Date	Jul. 24, 2020	Jul. 24, 2020
MUFG \| 2.46% Loan Maturing on 9/21/2020
Debt Instrument [Line Items]
Loan Start Date		Mar. 23, 2020
Loan Amount		$ 3,000
Annual Interest Rate		2.46%
Maturity Date		Sep. 21, 2020
MUFG \| 2.37% Loan Maturing on 3/24/2021
Debt Instrument [Line Items]
Loan Start Date		Mar. 24, 2020
Loan Amount		$ 9,000
Annual Interest Rate		2.37%
Maturity Date		Mar. 24, 2021
MUFG \| 2.97% Loan Maturing on 6/10/2020
Debt Instrument [Line Items]
Loan Start Date			Dec. 19, 2019
Loan Amount			$ 38,000	$ 38,000
Annual Interest Rate			2.97%
Maturity Date			Jun. 10, 2020
MUFG \| 3.10% Loan Maturing on 2/19/2020
Debt Instrument [Line Items]
Loan Start Date			Aug. 23, 2019
Loan Amount			$ 3,000
Annual Interest Rate			3.10%
Maturity Date			Feb. 19, 2020