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Note 16 - Employee Benefit Plans (Details) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Note 16 - Employee Benefit Plans (Details) [Line Items]
Defined Contribution Plan, Employer Discretionary Contribution Amount	$ 1,100,000	$ 1,300,000	$ 1,300,000
Multiemployer Plan, Period Contributions	6,435,000	5,541,000	2,542,000
Individually Insignificant Multiemployer Pension Costs [Member]
Note 16 - Employee Benefit Plans (Details) [Line Items]
Multiemployer Plan, Period Contributions	$ 603,000	$ 466,000	$ 299,000
Red Zone [Member]
Note 16 - Employee Benefit Plans (Details) [Line Items]
Multiemployer Plans, Collective-Bargaining Arrangement, Percentage of Contributions	65.00%
Orange Zone [Member]
Note 16 - Employee Benefit Plans (Details) [Line Items]
Multiemployer Plans, Collective-Bargaining Arrangement, Percentage of Contributions	80.00%
Yellow Zone [Member]
Note 16 - Employee Benefit Plans (Details) [Line Items]
Multiemployer Plans, Collective-Bargaining Arrangement, Percentage of Contributions	80.00%
Green Zone [Member] | Minimum [Member]
Note 16 - Employee Benefit Plans (Details) [Line Items]
Multiemployer Plans, Collective-Bargaining Arrangement, Percentage of Contributions	80.00%

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X

- Definition

Amount of discretionary contributions made by an employer to a defined contribution plan.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
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X

- Definition

Amount of contributions made to multiemployer plans by the employer. A multiemployer plan is a pension or postretirement benefit plan to which two or more unrelated employers contribute where assets contributed by one participating employer may be used to provide benefits to employees of other participating employers.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 715

-SubTopic 80

-Section 50

-Paragraph 11

-URI http://asc.fasb.org/extlink&oid=14450570&loc=SL14450702-114947



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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 715

-SubTopic 80

-Section 50

-Paragraph 9

-URI http://asc.fasb.org/extlink&oid=14450570&loc=SL14450691-114947



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 715

-SubTopic 80

-Section 50

-Paragraph 5

-Subparagraph (e)(1)

-URI http://asc.fasb.org/extlink&oid=14450570&loc=SL14450657-114947

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- Definition

Percentage of contributions required by a collective bargaining arrangement to contributions required by all collective bargaining arrangements related to a pension or postretirement benefit plan to which two or more unrelated employers contribute where assets contributed by one participating employer may be used to provide benefits to employees of other participating employers.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 715

-SubTopic 80

-Section 50

-Paragraph 5

-Subparagraph (d)

-URI http://asc.fasb.org/extlink&oid=14450570&loc=SL14450657-114947

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