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- Definition

Mandatory redemption of bonds annual amount.

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Mandatory redemption of bonds annual start date.

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Maturity period of senior note.

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- Definition

Property and equipment with undepreciated cost pledge as collateral for long term debt.

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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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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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The reference rate for the variable rate of the debt instrument, such as LIBOR or the US Treasury rate and the maturity of the reference rate used, such as three months or six months LIBOR.

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Face (par) amount of debt instrument at time of issuance.

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

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Amount of the required periodic payments applied to principal.

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End date of debt instrument redemption period, in CCYY-MM-DD format.

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Percentage price of original principal amount of debt at which debt can be redeemed by the issuer.

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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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No definition available.

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Fixed interest rate related to the interest rate derivative.

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No definition available.

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Nominal or face amount used to calculate payment on derivative.

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Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

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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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Date the credit facility terminates, in CCYY-MM-DD format.

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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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The lowest amount of net worth (total assets minus total liabilities) required by secondary market investors or state-imposed regulatory mandates.

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Amount of noncurrent assets classified as other.

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Amount after tax and reclassification adjustments, of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss), attributable to parent entity.

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Amount after tax and reclassification adjustments of other comprehensive income (loss).

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Amount of cash outflow for cost from early extinguishment and prepayment of debt. Includes, but is not limited to, third-party cost, premium paid, and other fee paid to lender directly for debt extinguishment or debt prepayment. Excludes accrued interest.

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Amount of unrealized gain (loss) related to derivatives designated as cash flow hedging instruments, recorded in results of operations to the extent that the cash flow hedge is determined to be ineffective.

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Long-Term Debt (Narrative) (Details) - USD ($)		3 Months Ended				6 Months Ended
Long-Term Debt (Narrative) (Details) - USD ($)	Nov. 01, 2019	Mar. 28, 2020	Dec. 28, 2019	Mar. 30, 2019	Dec. 29, 2018	Mar. 28, 2020	Mar. 30, 2019	Nov. 30, 2019	Sep. 28, 2019	Jun. 30, 2013	Dec. 31, 2010
Debt Instrument [Line Items]
Loss on early extinguishment of debt						$ (3,719,209)
Other comprehensive income, net of tax		$ (10,525,534)	$ 2,151,893	$ (459,448)	$ 340,339	(8,373,641)	$ (119,109)
Other Assets		25,838,322				25,838,322			$ 25,957,682
Annual amount of redemption of bonds		4,500,000				$ 4,500,000
Mandatory bonds redemption beginning period						Jan. 01, 2014
Mandatory bonds redemption period end date						Sep. 26, 2026
Payment of debt extinguishment costs						$ 2,971,350
Other comprehensive expense net of income taxes		(13,926,534)		(598,764)		(11,077,655)	(154,727)
Property and equipment with undepreciated cost pledge as collateral for long term debt		363,500,000				363,500,000
Excess net worth calculated under covenants in the Notes, the Bonds, and the Line		143,400,000				143,400,000
Interest Rate Swap Two [Member]
Debt Instrument [Line Items]
Derivative notional amount		$ 151,800,000				$ 151,800,000
Derivative, fixed interest rate		2.95%				2.95%
Interest Rate Swap Two [Member] \| One-Month LIBOR [Member]
Debt Instrument [Line Items]
Debt instrument variable interest rate						1.50%
Interest Rate Swap [Member]
Debt Instrument [Line Items]
Derivative notional amount		$ 45,500,000				$ 45,500,000
Derivative, fixed interest rate		3.92%				3.92%
Other comprehensive expense net of income taxes		$ 10,500,000		$ 500,000		$ 8,400,000	100,000
Unrealized gain on cash flow hedge						$ 12,800,000	$ 100,000
Interest Rate Swap [Member] \| One-Month LIBOR [Member]
Debt Instrument [Line Items]
Debt instrument variable interest rate						1.65%
Senior Notes, Interest Rate of 5.75%, Maturing 2023 [Member]
Debt Instrument [Line Items]
Debt instrument principal amount										$ 700,000,000
Debt instrument, redemption price as percentage of principal amount						101.917%
Loan redeption period after rdemption notice	30 days
Maturity period of senior notes						2023
Debt instrument stated interest rate										5.75%
Secured Debt [Member] \| Interest Rate Swap Two [Member]
Debt Instrument [Line Items]
Monthly principal amortization						$ 650,000
Secured Debt [Member] \| Interest Rate Swap [Member]
Debt Instrument [Line Items]
Debt maturity date						Oct. 01, 2027
Monthly principal amortization						$ 500,000
Recovery Zone Facility Bonds [Member]
Debt Instrument [Line Items]
Debt maturity date						Jan. 01, 2036
Description of interest rate on bonds						The interest rate on the Bonds is equal to one-month LIBOR (adjusted monthly) plus a credit spread, adjusted to reflect the income tax exemption.
Total amount of bonds funded											$ 99,700,000
Credit Line [Member]
Debt Instrument [Line Items]
Line of credit facility borrowing capacity		175,000,000				$ 175,000,000
Borrowings outstanding		0				$ 0
Line of credit facility expiration date						Sep. 01, 2022
Credit Line [Member] \| Unused Letters Of Credit [Member]
Debt Instrument [Line Items]
Line of credit facility borrowing capacity		20,000,000				$ 20,000,000
Unused letters of credit issued		$ 9,100,000				$ 9,100,000
Real Estate Loan (the “Loan”) [Member]
Debt Instrument [Line Items]
Debt instrument principal amount								$ 155,000,000
Debt instrument term	10 years
Debt instrument, periodic principal payment	$ 650,000
Debt maturity date						Jan. 31, 2030
Real Estate Loan (the “Loan”) [Member] \| Senior Notes, Interest Rate of 5.75%, Maturing 2023 [Member]
Debt Instrument [Line Items]
Loss on early extinguishment of debt						$ 3,700,000