Redeemable Noncontrolling Interest (Details Textual) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2013	Dec. 31, 2012
Redeemable Noncontrolling Interest [Line Items]
Redeemable Noncontrolling Interest, Equity, Preferred, Carrying Amount	$ 3,656	$ 0
Net Income (Loss) Attributable to Redeemable Noncontrolling Interest, Total	$ (125)

- Definition

As of the reporting date, the carrying amount of noncontrolling interests which are redeemable by the (parent) entity (1) at a fixed or determinable price on a fixed or determinable date, (2) at the option of the holder of the noncontrolling interest, or (3) upon occurrence of an event that is not solely within the control of the (parent) entity. The noncontrolling interest holder's ownership (or holders' ownership) may be in the form of preferred shares (regardless of class), preferred partnership units (regardless of class), preferential membership interests, or any other form of preferred equity regardless of investee entity legal form.

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