v3.8.0.1

LONG-TERM DEBT AND FINANCING LEASE OBLIGATIONS (Narrative) (Details) - USD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2017 | Jan. 01, 2017
Debt Instrument [Line Items] |  |
Debt Instrument, Face Amount | $ 10.0 |
Line of Credit Facility, Maximum Borrowing Capacity | $ 1.0 |
Line of Credit [Member] |  |
Debt Instrument [Line Items] |  |
Debt Instrument, Basis Spread on Variable Rate | 3.25% |
Spirit Financing Lease [Member] |  |
Debt Instrument [Line Items] |  |
Long-term Debt, Weighted Average Interest Rate | 7.78% |
Long-term Debt [Member] |  |
Debt Instrument [Line Items] |  |
Long-term Debt, Weighted Average Interest Rate | 4.27% | 4.00%
Second Loan Agreement [Member] |  |
Debt Instrument [Line Items] |  |
Debt Instrument, Face Amount | $ 6.3 |
Debt Instrument, Basis Spread on Variable Rate | 3.25% |
First Loan Agreement [Member] |  |
Debt Instrument [Line Items] |  |
Debt Instrument, Face Amount | $ 3.7 |
Debt Instrument, Years until Interest Rate Change | 5 years |
Debt Instrument, Basis Spread on Variable Rate | 3.75% |
Debt Instrument Interest Rate Stated Percentage | 4.25% |

X
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- Definition Percentage points added to the reference rate to compute the variable rate on the debt instrument. + References No definition available. + Details
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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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- Definition 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. + References No definition available. + Details
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- Definition 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. + 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 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Weighted average interest rate of long-term debt outstanding calculated at point in time. + References No definition available. + Details
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- Details
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- Details
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- Details
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- Details
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