Note 25 - Financial Instruments - Estimated of Fair Values for Other Financial Instruments (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Other receivables	$ 14,989	$ 16,678
Other receivables, fair value	14,989	16,678
Advisor loans receivable (non-current), carrying amount	42,900	48,283
Advisor loans receivable (non-current), fair value	42,900	48,283
Long-term debt, carrying amount	215,081	372,281
Long-term debt, fair value	215,081	372,281
Senior Notes	255,790	234,901
Senior Notes, fair value	275,928	254,858
Convertible Notes, carrying amount	223,957
Convertible Notes, fair value	$ 230,000

The total amount of long-term debt and lease obligation, excluding senior notes.

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The fair value of long-term debt, excluding senior notes.

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The fair value of senior notes.

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Including the current and noncurrent portions, carrying amount of debt identified as being convertible into another form of financial instrument (typically the entity's common stock) as of the balance sheet date, which originally required full repayment more than twelve months after issuance or greater than the normal operating cycle of the company.

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Fair value portion of borrowing which can be exchanged for a specified number of another security at the option of the issuer or the holder, for example, but not limited to, the entity's common stock.

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Fair value portion of loan receivable, including, but not limited to, mortgage loans held for investment, finance receivables held for investment, policy loans on insurance contracts.

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Amount, after allowance for credit loss, of accounts and financing receivables, classified as noncurrent. Includes, but is not limited to, notes and loan receivable.

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Amount, after allowance for credit loss, of financing receivable, classified as noncurrent.

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Fair value portion of receivables, including, but not limited to, trade account receivables, note receivables, and loan receivables.

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Including the current and noncurrent portions, carrying value as of the balance sheet date of Notes with the highest claim on the assets of the issuer in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle if longer). Senior note holders are paid off in full before any payments are made to junior note holders.

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