Investments in Equity Method Affiliates (Details 1) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2012	Dec. 31, 2011
Schedule of Summary Data of Equity Method Investees
Total Assets	$ 257,864	$ 257,735
Liabilities	95,063	68,530
Equity attributable to the investees	162,044	188,170
Non-controlling interest	757	1,035
Liabilities & Equity	$ 257,864	$ 257,735

The amount of assets reported by an equity method investment of the entity.

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+ Details

- Definition

Amount of equity, excluding noncontrolling interest, attributable to the equity method investment of the entity.

+ References+ Details

- Definition

The amount of liabilities reported by an equity method investment of the entity.

+ References

+ Details

- Definition

The amount of liabilities and equity reported by an equity method investment of the entity.

+ References

+ Details

- Definition

Amount of equity attributable to noncontrolling interests of an equity method investment of the entity.

+ References

+ Details