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Note 3 - Segment Information (Detail) - Segment Information (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Total Revenues:
Revenues	$ 171,301	$ 172,865	$ 328,332	$ 329,256
Operating Income (Loss):
Operating Income (Loss)	11,059	7,234	13,416	7,535
Asset-Based Truckload Services [Member]
Total Revenues:
Revenues	163,798	165,459	316,175	315,344
Operating Income (Loss):
Operating Income (Loss)	11,333	12,124	17,527	15,273
Solutions [Member]
Total Revenues:
Solutions	7,503	7,406	12,157	13,912
Operating Income (Loss):
Solutions	(152)	251	(151)	830
Unallocated Amount to Segment [Member]
Operating Income (Loss):
Operating Income (Loss)	$ (122)	$ (5,141)	$ (3,960)	$ (8,568)

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No definition available.

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The total amount of other operating income, the components of which are not separately disclosed on the income statement, from items that are associated with the entity's normal revenue producing operation.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.1)

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Aggregate revenue recognized during the period (derived from goods sold, services rendered, insurance premiums, or other activities that constitute an entity's earning process). For financial services companies, also includes investment and interest income, and sales and trading gains.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Article 5

-Section 03

-Paragraph 1



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

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