Debt Securities, Available-for-sale, Amortized Cost, Sold

No definition available.

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- Definition

Number of available for sale securities in portfolio.

+ References

No definition available.

+ Details

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- Definition

Amount of realized gain on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 9
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=118939692&loc=d3e27357-111563

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- Definition

Amount of realized loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

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- Definition

Amount of restricted investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 30
-Section 50
-Paragraph 1A
-Subparagraph (b)(1)(i)
-URI http://asc.fasb.org/extlink&oid=109249958&loc=SL6224234-111729

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- Definition

Number of investments in debt securities measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in unrealized loss position, without allowance for credit loss. Includes beneficial interest in securitized financial asset.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 6
-Subparagraph (b)(3)
-URI http://asc.fasb.org/extlink&oid=118939692&loc=d3e27290-111563

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 30
-Section 50
-Paragraph 4
-Subparagraph (b)(3)
-URI http://asc.fasb.org/extlink&oid=118955579&loc=SL82922888-210455

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- Definition

The amount by which the fair value of an investment is less than the amortized cost basis or carrying amount of that investment at the balance sheet date and the decline in fair value is deemed to be other than temporary, before considering whether or not such amount is recognized in earnings or other comprehensive income.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 45
-Paragraph 8A
-URI http://asc.fasb.org/extlink&oid=118954083&loc=SL6284422-111562

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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INVESTMENT SECURITIES - Additional Information (Detail)	3 Months Ended						9 Months Ended
INVESTMENT SECURITIES - Additional Information (Detail)	Sep. 30, 2019 USD ($) security	Jun. 30, 2019 USD ($)	Mar. 31, 2019 USD ($)	Dec. 31, 2018 USD ($) security	Sep. 30, 2018 USD ($)	Mar. 31, 2018 USD ($)	Sep. 30, 2019 USD ($) security	Sep. 30, 2018 USD ($)
Debt Securities, Available-for-sale [Line Items]
OTTI on investment securities	$ 731,000	$ 0		$ 3,300,000	$ 0		$ 731,000	$ 0
Gross realized gains on sales and calls of securities available-for-sale	71,000				13,000		279,000	5,532,000
Loss on sale of securities	$ 5,134,000				$ 0		$ 5,134,000	$ 0
Securities available for sale portfolio \| security	57			145			57
Available for sale securities in unrealized loss position \| security	45			118			45
Collateral Pledged
Debt Securities, Available-for-sale [Line Items]
Securities pledged	$ 64,600,000			$ 163,000,000.0			$ 64,600,000
Collateralized loan obligations
Debt Securities, Available-for-sale [Line Items]
Securities sold	0		$ 132,200,000				644,500,000
Gross realized gains on sales and calls of securities available-for-sale	0		$ 9,000				143,000
Non-agency commercial mortgage-backed securities
Debt Securities, Available-for-sale [Line Items]
Securities sold	380,900,000						385,800,000
Loss on sale of securities	$ 5,100,000						$ 5,000,000.0
Corporate debt securities
Debt Securities, Available-for-sale [Line Items]
Securities sold						$ 76,800,000
Gross realized gains on sales and calls of securities available-for-sale						$ 4,900,000
Non-agency residential mortgage-backed securities
Debt Securities, Available-for-sale [Line Items]
Available for sale securities in unrealized loss position \| security	9						9