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Capital Requirements - Dividends to Parent (Details) - USD ($)	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Cash dividend
Subordinated Debt.	$ 39,740,000	$ 39,554,000
HCC (Parent)
Cash dividend
Subordinated Debt.	39,740,000	39,554,000
HBC (Wholly-owned Subsidiary)
Cash dividend
Cash dividend available	21,996,000
Dividends paid to parent company	$ 32,000,000	$ 22,500,000

X

- Definition

This element represents disclosure of the aggregate cash dividends available to be paid to the entity by the consolidated subsidiary.

+ References

No definition available.

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- Definition

Amount of paid and unpaid cash dividends declared for classes of stock, for example, but not limited to, common and preferred.

+ References

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-SubTopic 405
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Including the current and noncurrent portions, carrying value as of the balance sheet date of subordinated debt (with initial maturities beyond one year or beyond the operating cycle if longer). Subordinated debt places a lender in a lien position behind debt having a higher priority of repayment in liquidation of the entity's assets.

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