Deposits - Composition of Deposits (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021	Sep. 30, 2021	Dec. 31, 2020
Deposits [Abstract]
Non-interest-bearing demand deposits	$ 2,281,612	$ 2,158,420	$ 2,281,612	$ 2,158,420
Interest-bearing checking accounts			596,497	572,426
Money market demand accounts			1,357,679	1,106,272
Other savings			659,218	638,218
Time deposits (below $250,000)			505,141	532,589
Time deposits ($250,000 and above)			129,955	147,122
Total deposits	$ 5,530,102	$ 5,155,047	$ 5,530,102	$ 5,155,047

Interest bearing domestic deposit money market and demand accounts.

No definition available.

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- Definition

Interest bearing domestic deposit other savings.

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No definition available.

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- Definition

Time deposits 250000 or more.

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No definition available.

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- Definition

Time deposits less than 250000.

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No definition available.

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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

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No definition available.

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- Definition

Amount of interest-bearing domestic checking deposit liabilities.

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- Definition

Amount of money in noninterest-bearing domestic accounts that entitle the depositor to withdraw funds at any time without prior notice, also known as demand deposits.

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