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Note 7 - Deposits - Contractual Maturities of Certificates of Deposit (Details) $ in Thousands	Mar. 31, 2020 USD ($)
1 year or less	$ 459,350
More than 1 year through 2 years	33,022
More than 2 years through 3 years	4,440
More than 3 years through 4 years	895
More than 4 years through 5 years	1,463
Contractual Maturities of Certificates of Deposit, Total	499,170
Certificates of Deposits Less Than $250,000 [Member]
1 year or less	185,727
More than 1 year through 2 years	14,996
More than 2 years through 3 years	2,982
More than 3 years through 4 years	644
More than 4 years through 5 years	962
Contractual Maturities of Certificates of Deposit, Total	205,311
Certificates of Deposit $250,000 or Greater [Member]
1 year or less	64,424
More than 1 year through 2 years	2,559
More than 2 years through 3 years	959
More than 3 years through 4 years	251
More than 4 years through 5 years	251
Contractual Maturities of Certificates of Deposit, Total	68,444
Brokered Deposits [Member]
1 year or less	209,199
More than 1 year through 2 years	15,467
More than 2 years through 3 years	499
More than 3 years through 4 years
More than 4 years through 5 years	250
Contractual Maturities of Certificates of Deposit, Total	$ 225,415

X

- Definition

Amount of time deposit maturing in remainder of current fiscal year. Time deposit includes, but is not limited to, certificate of deposit.

+ References

No definition available.

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Amount of time deposit maturing in fifth fiscal year following current fiscal year. Time deposit includes, but is not limited to, certificate of deposit. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601

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Amount of time deposit maturing in fourth fiscal year following current fiscal year. Time deposit includes, but is not limited to, certificate of deposit. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 10
-Section 50
-Paragraph 1
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Amount of time deposit maturing in third fiscal year following current fiscal year. Time deposit includes, but is not limited to, certificate of deposit. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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-Topic 470
-SubTopic 10
-Section 50
-Paragraph 1
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Amount of time deposit maturing in second fiscal year following current fiscal year. Time deposit includes, but is not limited to, certificate of deposit. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 10
-Section 50
-Paragraph 1
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Amount of time deposit liabilities, including certificates of deposit.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 405
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=116652737&loc=d3e64164-112818

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-Name Accounting Standards Codification
-Topic 942
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-Section S99
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