Deposits (Details) - USD ($) $ in Thousands	9 Months Ended
Sep. 30, 2020	Dec. 31, 2019
Banking and Thrift, Interest [Abstract]
Checking, non-interest bearing	$ 602,902	$ 382,259
Checking, interest bearing	847,498	628,579
Savings accounts	2,092,938	1,663,673
Certificates of deposit	479,367	427,816
Total deposits	$ 4,022,705	$ 3,102,327
Percentage Change, Checking, non-interest bearing	57.70%
Percentage Change, Checking, interest bearing	34.80%
Percentage Change, Savings accounts	25.80%
Percentage Change, Certificates of deposit	12.00%
Percentage Change	29.70%

Certificate of Deposit Increase (Decrease), Percentage

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- Definition

Deposits Increase (Decrease), Percentage.

+ References

No definition available.

+ Details

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- Definition

Interest Bearing Checking Deposit Increase (Decrease), Percentage.

+ References

No definition available.

+ Details

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- Definition

Non Interest Bearing Checking Deposit Increase (Decrease), Percentage.

+ References

No definition available.

+ Details

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- Definition

Saving Accounts Deposit Increase (Decrease), Percentage

+ References

No definition available.

+ Details

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- References

No definition available.

+ Details

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- Definition

The aggregate of all deposit liabilities held by the entity, including foreign and domestic, interest and noninterest bearing; may include demand deposits, saving deposits, Negotiable Order of Withdrawal (NOW) and time deposits among others.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.12)
-URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878

+ Details

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- Definition

Amount of interest-bearing domestic certificate of deposit liabilities.

+ References

+ Details

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- Definition

Amount of interest-bearing domestic checking deposit liabilities.

+ References

+ Details

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- Definition

Amount of interest-bearing domestic savings deposit liabilities. Saving deposits bear interest and have no stated maturity.

+ References

+ Details

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- Definition

The aggregate amount of all domestic and foreign noninterest-bearing deposits liabilities held by the entity.

+ References

+ Details

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