Subsequent Events (Details) $ in Thousands	9 Months Ended
Sep. 26, 2020 USD ($) Rate
Interest Rate Swap [Member]
Subsequent Event [Line Items]
Description of Cash Flow Hedge Activity	However, the Company could not establish that the future cash flows are probable to not occur and therefore has not reclassified the accumulated other comprehensive income. The Company included the $23,000 notional amount of swaps in the current portion of its derivatives liability in Note 12 as designated hedges for the reporting period as they were effective through the end of the period based upon the retrospective assessment.
Subsequent Event [Member]
Subsequent Event [Line Items]
Line of Credit Facility, Borrowing Capacity, Description	The Company is only subject to the financial covenants if borrowing availability is less than 12.5% of the availability, and remains until the availability is greater than 12.5% for 30 consecutive days.
Stock Repurchase Program, Authorized Amount	$ 2,900
Subsequent Event [Member] \| Interest Rate Swap [Member]
Subsequent Event [Line Items]
Payments for Other Fees	1,400
Derivative, Notional Amount	23,000
AmeriState Bank [Member]
Subsequent Event [Line Items]
Participating Mortgage Loans, Mortgage Obligations, Amount	$ 10,000
Long-term Debt, Term	25 years
AmeriState Bank [Member] \| Alternative [Member]
Subsequent Event [Line Items]
Debt Instrument, Interest Rate, Stated Percentage \| Rate	5.00%
AmeriState Bank [Member] \| Alternative B [Member]
Subsequent Event [Line Items]
Debt Instrument, Interest Rate Terms	4.00% above 5-year treasury, to be reset every 5 years at 3.5% above 5-year treasury
Greater Nevada Credit Union [Member]
Subsequent Event [Line Items]
Participating Mortgage Loans, Mortgage Obligations, Amount	$ 15,000
Long-term Debt, Term	10 years
Greater Nevada Credit Union [Member] \| Alternative [Member]
Subsequent Event [Line Items]
Debt Instrument, Interest Rate, Stated Percentage \| Rate	5.00%
Greater Nevada Credit Union [Member] \| Alternative B [Member]
Subsequent Event [Line Items]
Debt Instrument, Interest Rate Terms	4.00% above 5-year treasury, to be reset after 5 years at 3.5% above 5-year treasury
Fifth Third Bank Association [Member] \| Subsequent Event [Member]
Subsequent Event [Line Items]
Maximum Borrowing Capacity	$ 75,000
Floor Interest Rate \| Rate	0.75%
Commitment Fee Percentage \| Rate	0.25%
Remaining Borrowing Capacity	$ 45,000
Fifth Third Bank Association [Member] \| Alternative [Member] \| Subsequent Event [Member] \| Minimum [Member] \| Libor [Member]
Subsequent Event [Line Items]
Basis Spread on Variable Rate \| Rate	1.50%
Fifth Third Bank Association [Member] \| Alternative [Member] \| Subsequent Event [Member] \| Maximum [Member] \| Libor [Member]
Subsequent Event [Line Items]
Basis Spread on Variable Rate \| Rate	2.00%
Fifth Third Bank Association [Member] \| Alternative B [Member] \| Subsequent Event [Member] \| Minimum [Member] \| Federal Funds [Member]
Subsequent Event [Line Items]
Basis Spread on Variable Rate \| Rate	0.50%
Fifth Third Bank Association [Member] \| Alternative B [Member] \| Subsequent Event [Member] \| Maximum [Member] \| Federal Funds [Member]
Subsequent Event [Line Items]
Basis Spread on Variable Rate \| Rate	1.00%
Before Amendment [Member] \| Wells Fargo [Member]
Subsequent Event [Line Items]
Line of Credit Facility, Increase (Decrease), Other, Net	$ 5,000
After Amendment [Member] \| Wells Fargo [Member]
Subsequent Event [Line Items]
Line of Credit Facility, Increase (Decrease), Other, Net	$ 7,000

Floor rate on an interest rate such as an interest rate floor or collar.

No definition available.

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- Definition

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

+ References

No definition available.

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- Definition

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

+ References

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-Name Accounting Standards Codification
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-SubTopic 10
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- Definition

Description of the interest rate as being fixed or variable, and, if variable, identification of the index or rate on which the interest rate is based and the number of points or percentage added to that index or rate to set the rate, and other pertinent information, such as frequency of rate resets.

+ References

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- Definition

Nominal or face amount used to calculate payment on derivative.

+ References

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-Name Accounting Standards Codification
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-SubTopic 10
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- Definition

Contains all pertinent information about an entity's cash flow hedging activities.

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- Definition

Description of the credit facility's borrowing capacity including discussion of how the borrowing capacity is determined (for example, borrowing capacity based on the amount of current assets).

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
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- Definition

The fee, expressed as a percentage of the line of credit facility, for the line of credit facility regardless of whether the facility has been used.

+ References

No definition available.

+ Details

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- Definition

Amount of increase (decrease), classified as other, of the credit facility.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition

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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- Definition

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

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-Name Accounting Standards Codification
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- Definition

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

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition

The aggregate amount of the participating mortgage obligation at the end of the accounting period.

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-Name Accounting Standards Codification
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- Definition

Amount of cash outflow for fees classified as other.

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Period Type:	duration

- Definition

Amount of stock repurchase plan authorized.

+ References

No definition available.

+ Details

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Period Type:	instant

- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

No definition available.

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