Commitments, Contingencies and Guarantees (Details Textual) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Mar. 31, 2014
Commitments, Contingencies and Guarantees [Line Items]
Estimated Payment for Put Options Upon Termination	$ 139,540
Investment Commitments	6,334
Letters of Credit Outstanding, Amount	5,192
Estimated Payments For Put Option Excluding Termination	16,440
Estimated Issuance of Share Capital for Purchase of Ownership Interest on Exercise of Put Options	1,039
Estimated Aggregate Amount For Put Options	$ 155,980

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The estimated aggregate amount for put options has been recorded as on the reporting period.

No definition available.

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Estimated issuance of share capital to purchase ownership interests on exercise of put options.

No definition available.

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The estimated payment for put options upon termination has been recorded as on the reporting period.

No definition available.

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Estimated payments for put option excluding termination as on the reporting period.

No definition available.

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Amount of fund to be committed towards investments.

No definition available.

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The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

No definition available.

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