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v3.6.0.2

DEBT (Details) - USD ($) |  | 1 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Feb. 04, 2015 | May 31, 2016 | Dec. 28, 2016 | Dec. 30, 2015 | Dec. 31, 2014 | Mar. 31, 2013
Debt Instrument [Line Items] |  |  |  |  |  |
Proceeds from Revolving Credit Facility |  |  | $ 0 | $ 4,000,000 | $ 32,000,000 |
Payments on revolving credit facility |  |  | 0 | 36,000,000 | 0 |
Notes payable |  |  | 0 | 313,000 |  |
Interest costs incurred |  |  | 374,000 | 440,000 | 365,000 |
Interest costs capitalized |  |  | 0 | 108,000 | $ 0 |
Notes payable |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Notes payable face amount |  |  |  |  |  | $ 313,000
Stated interest rate |  |  |  |  |  | 5.00%
Notes payable |  |  | $ 0 | $ 313,000 |  |
Letter of credit |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Term to maturity |  |  | 1 year |  |  |
Revolving Credit Facility | Line of credit |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Maximum borrowing capacity | $ 50,000,000 |  |  |  |  |
Current borrowing capacity | $ 20,000,000 |  |  |  |  |
Term to maturity | 5 years |  |  |  |  |
Short-term borrowings |  |  | $ 0 |  |  |
Line of Credit Facility, Remaining Borrowing Capacity |  |  | 19,920,000 |  |  |
Revolving Credit Facility | Letter of credit | Line of credit |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Maximum borrowing capacity | $ 10,000,000 |  |  |  |  |
Current borrowing capacity |  |  | $ 80,000 |  |  |
Revolving Credit Facility | Minimum | Line of credit | London Interbank Offered Rate (LIBOR) |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Basis spread on variable rate |  | 2.30% |  |  |  |
Revolving Credit Facility | Minimum | Line of credit | Prime rate |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Basis spread on variable rate |  | 0.00% |  |  |  |
Revolving Credit Facility | Maximum | Line of credit | London Interbank Offered Rate (LIBOR) |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Basis spread on variable rate |  | 3.30% |  |  |  |
Revolving Credit Facility | Maximum | Line of credit | Prime rate |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Basis spread on variable rate |  | 0.80% |  |  |  |

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- Definition Face (par) amount of debt instrument at time of issuance. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=64930739&loc=d3e28878-108400 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28551-108399 + Details
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- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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