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- Definition

This item represents the unrealized gain (loss) recognized in other comprehensive income (a separate component of shareholders' equity) as a result of securities categorized as available-for-sale being transferred to the held-to-maturity securities category.

+ References

No definition available.

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- Definition

This item represents the cost of debt securities, which are categorized neither as held-to-maturity nor trading, net of adjustments including accretion, amortization, collection of cash, previous other-than-temporary impairments recognized in earnings (less any cumulative-effect adjustments recognized, as defined), and fair value hedge accounting adjustments, if any.

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- Definition

Amount before tax of unrealized gain (loss) in accumulated other comprehensive income (AOCI) on investments in debt and equity securities classified as available-for-sale.

+ References

No definition available.

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- Definition

Amount of accumulated unrealized loss on investments in debt and equity securities classified as available-for-sale in a continuous loss position.

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- Definition

This item represents the aggregate fair value of investments in debt and equity securities in an unrealized loss position which are categorized neither as held-to-maturity nor trading securities.

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- Definition

This item represents the gross profit realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities.

+ References

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- Definition

This item represents the gross loss realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities.

+ References

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- Definition

Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

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-Name Accounting Standards Codification
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- Definition

The price per share of the conversion feature embedded in the debt instrument.

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-Publisher FASB
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- Definition

Amount of Federal Home Loan Bank (FHLB) and Federal Reserve Bank stock.

+ References

No definition available.

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- Definition

This item represents the net total realized and unrealized gain (loss) included in earnings for the period as a result of selling or holding marketable securities categorized as trading, available-for-sale, or held-to-maturity, including the unrealized holding gain (loss) of held-to-maturity securities transferred to the trading security category and the cumulative unrealized gain (loss) which was included in other comprehensive income (a separate component of shareholders' equity) for available-for-sale securities transferred to trading securities during the period. Additionally, this item would include any gains (losses) realized during the period from the sale of investments accounted for under the cost method of accounting and losses recognized for other than temporary impairments (OTTI) of the subject investments.

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- Definition

This item represents the net total realized and unrealized gain (loss) included in earnings for the period as a result of selling or holding marketable securities categorized as trading, available-for-sale, or held-to-maturity, including the unrealized holding gain (loss) of held-to-maturity securities transferred to the trading security category and the cumulative unrealized gain (loss) which was included in other comprehensive income (a separate component of shareholders' equity) for available-for-sale securities transferred to trading securities during the period. Additionally, this item would include any losses recognized for other than temporary impairments (OTTI) of the subject investments in debt and equity securities.

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- Definition

Amount of assets classified as other.

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- Definition

The cash inflow associated with the sale of debt securities classified as available-for-sale securities.

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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.

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- Definition

Fair value of financial instrument held by the entity for its own account (proprietary securities) for trading or investment purposes that are carried at fair value and pledged to counterparties as collateral for financing transactions.

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- Definition

Number of shares issued during the period as a result of the conversion of convertible securities.

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Securities - Narrative (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018	Jan. 01, 2019	Dec. 31, 2018
Schedule of Available-for-sale Securities [Line Items]
Proceeds from sale of debt securities available for sale	$ 35,048	$ 0
Gross gains from sale of securities	200
Gross losses from sale of securities	(300)
Gain (loss) in investment in shares of mutual funds	100
Decline in mutual fund investment	9	$ 102
Held to maturity, amortized cost	882,557			$ 882,872
Unrealized losses from securities transferred from available for sale to held to maturity	3,100
Unamortized balance of securities transferred from available for sale to held to maturity	600
Unrealized losses on mortgage backed securities of government sponsored entities	12,982			26,678
Fair value of mortgage backed securities of government sponsored entities	851,998			$ 1,124,777
Other assets	30,900
Investment in mutual fund carried at fair value	$ 6,300
Shares held (in shares)	51,413,988			51,361,079
Visa \| Common Class B
Schedule of Available-for-sale Securities [Line Items]
Shares held (in shares)	11,330
Visa \| Common Class A
Schedule of Available-for-sale Securities [Line Items]
Conversion rate of Class A stock for each share of Class B stock (shares)	$ 1.6298
Shares issued (in shares)	18,465.634
CRA - Qualified Mutual Fund
Schedule of Available-for-sale Securities [Line Items]
Decline in mutual fund investment	$ 100
Mortgage-backed securities and collateralized mortgage obligations of U.S. Government Sponsored Entities
Schedule of Available-for-sale Securities [Line Items]
Held to maturity, amortized cost	528,404			$ 567,753
Unrealized losses on mortgage backed securities of government sponsored entities	10,729			21,371
Fair value of mortgage backed securities of government sponsored entities	577,611			823,604
Collateralized loan obligations
Schedule of Available-for-sale Securities [Line Items]
Held to maturity, amortized cost	286,947
Unrealized losses on mortgage backed securities of government sponsored entities	1,809			4,319
Fair value of mortgage backed securities of government sponsored entities	238,777			$ 238,894
Carrying Value \| Public and Trust Deposits
Schedule of Available-for-sale Securities [Line Items]
Fair value of debt securities pledged as collateral	122,300
Carrying Value \| Repurchase Agreement
Schedule of Available-for-sale Securities [Line Items]
Fair value of debt securities pledged as collateral	$ 148,000
Accounting Standards Update 2017-12
Schedule of Available-for-sale Securities [Line Items]
Held to maturity, amortized cost			$ 53,526
Net Unrealized Gain (Loss) Reflected in OCI			$ (730)