Represents information about the number of required periodic payments to pay the debt.

No definition available.

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Balance Type:	na
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- Definition

Represents the impact, net of related income tax effect, of the re-measurement of fair value of the acquisition on diluted earnings per share.

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	duration

- Definition

The equity method carrying value of a prior interest in an entity acquired through step acquisition before remeasurement to fair value.

+ References

No definition available.

+ Details

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Balance Type:	credit
Period Type:	duration

- Definition

Percentage of voting equity interests acquired at the acquisition date in the business combination.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=65885119&loc=d3e1392-128463

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- Definition

The amount of goodwill arising from a business combination that is expected to be deductible for tax purposes.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479

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Balance Type:	debit
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- Definition

This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 25
-Paragraph 23
-URI http://asc.fasb.org/extlink&oid=73531572&loc=d3e1043-128460

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- Definition

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 30
-Paragraph 7
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-SubTopic 30
-Section 30
-Paragraph 8
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- Definition

Fair value at acquisition-date of the equity interest in the acquiree held by the acquirer, immediately before the acquisition date for businesses combined in stages.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (g)(1)
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- Definition

In a business combination achieved in stages, this element represents the amount of gain recognized by the entity as a result of remeasuring to fair value the equity interest in the acquiree it held before the business combination.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (g)(2)
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- Definition

Amount of the required periodic payments including both interest and principal payments.

+ 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)
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-Publisher FASB
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-SubTopic 470
-Section 50
-Paragraph 3
-Subparagraph (c)
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- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 323
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (a)(1)
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- Details

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Note 3 - Business Combination - Acquisition of Zenith (Details Textual) $ / shares in Units, $ in Thousands		2 Months Ended	3 Months Ended	12 Months Ended
	Feb. 02, 2015 USD ($)	Feb. 01, 2015 USD ($)	Feb. 28, 2015 USD ($)	Nov. 26, 2016 USD ($)	Nov. 28, 2015 USD ($) $ / shares	Nov. 29, 2014 USD ($)
Business Combination, Step Acquisition, Equity Interest in Acquiree, Remeasurement Gain			$ 7,212		$ 7,212
Zenith Freight Lines [Member]
Equity Method Investment, Ownership Percentage		49.00%
Business Acquisition, Percentage of Voting Interests Acquired	51.00%
Business Combination, Consideration Transferred	$ 19,111
Debt Instrument, Periodic Payment, Number of Installments	3
Equity Method Investments, Carrying Value Prior to Step Acquisition Remeasurement		$ 9,480
Business Combination, Step Acquisition, Equity Interest in Acquiree, Fair Value	$ 16,692				16,692
Business Combination, Step Acquisition, Equity Interest in Acquiree, Remeasurement Gain					$ 7,212
Diluted Earnings Per Share Adjustment \| $ / shares					$ 0.41
Business Acquisition, Goodwill, Expected Tax Deductible Amount					$ 6,982
Business Combination, Acquisition Related Costs					$ 209
Zenith Freight Lines [Member] \| Long-term Debt [Member]
Debt Instrument, Periodic Payment	$ 3,000