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Trading assets and liabilities (Details Textual) (Sovereign and Corporate Bonds [Member], USD $) | 12 Months Ended
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Dec. 31, 2012
Sovereign and Corporate Bonds [Member] |
Schedule of Trading Securities and Other Trading Assets [Line Items] |
Secured Debt, Repurchase Agreements | $ 1,300,000
Net gain (loss) from trading | $ 100,000

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- Definition Amounts represents assets (bonds) that are (were) pledged to secure repo transactions. + References No definition available. + Details
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- Definition The sum of the realized and unrealized net gain (loss) on trading securities during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Trading Securities -URI http://asc.fasb.org/extlink&oid=6526789 + Details
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- Details
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