Long-Term Indebtedness - Schedule of Long-Term Debt (Details) - USD ($) $ in Thousands	Jun. 25, 2019	Dec. 25, 2018
Debt Instrument [Line Items]
Net discount	$ (13,065)	$ (12,107)
Deferred financing costs	(1,207)	(994)
Long-term debt	354,108	323,836
Less current portion	(3,353)	(3,100)
Total long-term debt, net	350,755	320,736
Loans By Deferred Compensation Plans
Debt Instrument [Line Items]
Long-term debt, gross	3,577	3,820
Secured Debt \| Amended Term Loan B
Debt Instrument [Line Items]
Long-term debt, gross	332,803	309,417
Revolving Loan
Debt Instrument [Line Items]
Long-term debt, gross	$ 32,000	$ 23,700

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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