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Note 17 - Variable Interest Entities - Maximum Exposure Loss (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Investments in unconsolidated subsidiaries	$ 3,292,167	$ 2,892,714
Co-investment commitments	14,345	7,969
Maximum exposure to loss	20,503	9,950
Variable Interest Entity, Not Primary Beneficiary [Member]
Investments in unconsolidated subsidiaries	$ 6,158	$ 1,981

X

- Definition

Carrying amount of the co-investment commitments in the reporting entity's statement of financial position that relate to the reporting entity's variable interest in the Variable Interest Entity (VIE), where the reporting entity is not the VIE's primary beneficiary.

+ References

No definition available.

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X

- Definition

Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

+ References

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X

- Definition

The reporting entity's maximum amount of exposure to loss as a result of its involvement with the Variable Interest Entity (VIE).

+ References

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