Employee Benefit Plans	9 Months Ended
Sep. 28, 2019
Defined Benefit Plan [Abstract]
Employee Benefit Plans	EMPLOYEE BENEFIT PLANS Defined Contribution Plans The Company sponsors a 401(k) defined contribution plan that covers approximately 84% of the Company's current associates. This plan includes a mandatory Company match on the first 1% of participants' contributions. The Company matches the next 2% of participants' contributions if the Company meets prescribed earnings levels. The plan also provides for additional Company contributions above the 3% level if the Company attains certain additional performance targets. Matching contribution expense for this 401(k) plan was $95 and $112 for the three months ended September 28, 2019 and September 29, 2018, respectively, and $318 and $343 for the nine months ended September 28, 2019 and September 29, 2018, respectively. Additionally, the Company sponsors a 401(k) defined contribution plan that covers approximately 16% of the Company's current associates at one facility who are under a collective-bargaining agreement. Under this plan, the Company generally matches participants' contributions, on a sliding scale, up to a maximum of 2.75% of the participant's earnings. Matching contribution expense for the collective-bargaining 401(k) plan was $32 and $27 for the three months ended September 28, 2019 and September 29, 2018, respectively, and $109 and $94 for the nine months ended September 28, 2019 and September 29, 2018, respectively. Non-Qualified Retirement Savings Plan The Company sponsors a non-qualified retirement savings plan that allows eligible associates to defer a specified percentage of their compensation. The obligations owed to participants under this plan were $15,308 at September 28, 2019 and $13,943 at December 29, 2018 and are included in other long-term liabilities in the Company's Consolidated Condensed Balance Sheets. The obligations are unsecured general obligations of the Company and the participants have no right, interest or claim in the assets of the Company, except as unsecured general creditors. The Company utilizes a Rabbi Trust to hold, invest and reinvest deferrals and contributions under the plan. Amounts are invested in Company-owned life insurance in the Rabbi Trust and the cash surrender value of the policies was $15,437 at September 28, 2019 and $13,822 at December 29, 2018 and is included in other assets in the Company's Consolidated Condensed Balance Sheets. Multi-Employer Pension Plan The Company contributes to a multi-employer pension plan under the terms of a collective-bargaining agreement that covers its union-represented employees. Expenses related to the multi-employer pension plan were $81 and $74 for the three months ended September 28, 2019 and September 29, 2018, respectively, and $251 and $247 for the nine months ended September 28, 2019 and September 29, 2018, respectively. If the Company were to withdraw from the multi-employer plan, a withdrawal liability would be due, the amount of which would be determined by the plan. The withdrawal liability, as determined by the plan, would be a function of contribution rates, fund status, discount rates and various other factors at the time of any such withdrawal.

EMPLOYEE BENEFIT PLANS

Defined Contribution Plans

The Company sponsors a 401(k) defined contribution plan that covers approximately 84% of the Company's current associates. This plan includes a mandatory Company match on the first 1% of participants' contributions. The Company matches the next 2% of participants' contributions if the Company meets prescribed earnings levels. The plan also provides for additional Company contributions above the 3% level if the Company attains certain additional performance targets. Matching contribution expense for this 401(k) plan was $95 and $112 for the three months ended September 28, 2019 and September 29, 2018, respectively, and $318 and $343 for the nine months ended September 28, 2019 and September 29, 2018, respectively.

Additionally, the Company sponsors a 401(k) defined contribution plan that covers approximately 16% of the Company's current associates at one facility who are under a collective-bargaining agreement. Under this plan, the Company generally matches participants' contributions, on a sliding scale, up to a maximum of 2.75% of the participant's earnings. Matching contribution expense for the collective-bargaining 401(k) plan was $32 and $27 for the three months ended September 28, 2019 and September 29, 2018, respectively, and $109 and $94 for the nine months ended September 28, 2019 and September 29, 2018, respectively.

Non-Qualified Retirement Savings Plan

The Company sponsors a non-qualified retirement savings plan that allows eligible associates to defer a specified percentage of their compensation. The obligations owed to participants under this plan were $15,308 at September 28, 2019 and $13,943 at December 29, 2018 and are included in other long-term liabilities in the Company's Consolidated Condensed Balance Sheets. The obligations are unsecured general obligations of the Company and the participants have no right, interest or claim in the assets of the Company, except as unsecured general creditors. The Company utilizes a Rabbi Trust to hold, invest and reinvest deferrals and contributions under the plan. Amounts are invested in Company-owned life insurance in the Rabbi Trust and the cash surrender value of the policies was $15,437 at September 28, 2019 and $13,822 at December 29, 2018 and is included in other assets in the Company's Consolidated Condensed Balance Sheets.

Multi-Employer Pension Plan

The Company contributes to a multi-employer pension plan under the terms of a collective-bargaining agreement that covers its union-represented employees. Expenses related to the multi-employer pension plan were $81 and $74 for the three months ended September 28, 2019 and September 29, 2018, respectively, and $251 and $247 for the nine months ended September 28, 2019 and September 29, 2018, respectively. If the Company were to withdraw from the multi-employer plan, a withdrawal liability would be due, the amount of which would be determined by the plan. The withdrawal liability, as determined by the plan, would be a function of contribution rates, fund status, discount rates and various other factors at the time of any such withdrawal.