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Note 30 - Subsequent Events (Detail) (USD $) In Thousands, unless otherwise specified | 1 Months Ended
--- | ---
Jul. 31, 2012
Repayments of Debt | $ 4,515

X
- Definition The cash outflow during the period from the repayment of aggregate short-term and long-term debt. Excludes payment of capital lease obligations. + References No definition available. + Details
Name: | us-gaap_RepaymentsOfDebt
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration