XML 43 R77.htm IDEA: XBRL DOCUMENT v2.4.0.6

Note 10 - Commitments and Contingent Liabilities (Detail)	Mar. 22, 2007	Sep. 07, 2000	Dec. 31, 2011 Minimum [Member] Fixed Rate Commitments [Member]	Dec. 31, 2011 Maximum [Member] Fixed Rate Commitments [Member]
Debt Instrument, Interest Rate, Stated Percentage	6.58%	10.60%	3.38%	6.50%

X

- Definition

Interest rate stated in the contractual debt agreement.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5



Reference 2: 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

Name:	us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant