Debt (Details Textual) - USD ($) $ in Thousands | 3 Months Ended | | |
Mar. 31, 2017 | Dec. 31, 2016 | Dec. 28, 2016 |
Debt Instrument [Line Items] | | | |
Line of Credit, Current | $ 2,046 | $ 2,120 | |
Term Loan Credit Facility [Member] | | | |
Debt Instrument [Line Items] | | | |
Line of Credit Facility, Interest Rate Description | plus a margin of 4.50% | | |
Sterling National Bank [Member] | | | |
Debt Instrument [Line Items] | | | |
Line of Credit Facility, Maximum Borrowing Capacity | | | $ 8,500 |
Line of Credit Facility, Covenant Compliance | (i) a fixed charge coverage ratio of not less than 1.1 to 1.0 for any fiscal month (determined as of the last day of each fiscal month on a rolling twelve-month basis, as calculated for the Company and its consolidated subsidiaries) and (ii) a leverage ratio of not more than 2.0 to 1.0 for any fiscal month | | |
Sterling National Bank [Member] | Revolving Credit Facility [Member] | | | |
Debt Instrument [Line Items] | | | |
Line of Credit Facility, Maximum Borrowing Capacity | | | 5,000 |
Debt Instrument, Description of Variable Rate Basis | Interest on the Revolver is variable, based upon the 30-day LIBOR rate (0.98% at March 31, 2017) | | |
Debt Instrument, Basis Spread on Variable Rate | 4.00% | | |
Sterling National Bank [Member] | Term Loan Credit Facility [Member] | | | |
Debt Instrument [Line Items] | | | |
Line of Credit Facility, Maximum Borrowing Capacity | | | $ 3,500 |
Line of Credit Facility, Periodic Payment, Principal | $ 19 | | |
Line of Credit, Current | 2,046 | | |
Long-term Debt, Gross | $ 3,461 | | |
Debt Instrument, Description of Variable Rate Basis | Interest on the Term Loan also is variable, based upon the 30-day LIBOR rate (0.98% at March 31, 2017) | | |