Allowance Balances [Abstract]

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- Definition

Loan Balance [Abstract]

+ References

No definition available.

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- Definition

Loans and Leases Receivable

+ References

No definition available.

+ Details

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- Definition

The valuation allowance for financing receivables that are expected to be uncollectible that were collectively evaluated for impairment.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 11B
-Subparagraph (g)
-URI http://asc.fasb.org/extlink&oid=118936363&loc=SL6953423-111524

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- Definition

Amount of valuation allowance for financing receivables that are expected to be uncollectible that were individually evaluated for impairment.

+ References

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- Definition

The balance of financing receivables that were collectively evaluated for impairment.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 11B
-Subparagraph (h)
-URI http://asc.fasb.org/extlink&oid=118936363&loc=SL6953423-111524

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- Definition

The balance of financing receivables that were individually evaluated for impairment.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 11B
-Subparagraph (h)
-URI http://asc.fasb.org/extlink&oid=118936363&loc=SL6953423-111524

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- Definition

Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
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Loans and Allowance - Allowance for Credit Losses and Loan Portfolio by Loan Segment (Details) - USD ($) $ in Thousands	Sep. 30, 2019	Jun. 30, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Dec. 31, 2017
Allowance Balances:
Individually evaluated for impairment	$ 2,261		$ 1,872
Collectively evaluated for impairment	78,310		78,680
Total Allowance for Loan Losses	80,571	$ 81,274	80,552	$ 78,406	$ 77,543	$ 75,032
Loan Balance [Abstract]
Individually evaluated for impairment	16,274		22,025
Collectively evaluated for impairment	8,266,242		7,186,658
Loans	8,299,260		7,224,467
Loans acquired with deteriorated credit quality
Loan Balance [Abstract]
Loans	16,744		15,784
Commercial
Allowance Balances:
Individually evaluated for impairment	1,680		0
Collectively evaluated for impairment	31,321		32,657
Total Allowance for Loan Losses	33,001	33,202	32,657	32,068	31,467	30,420
Loan Balance [Abstract]
Individually evaluated for impairment	4,310		1,838
Collectively evaluated for impairment	2,590,318		2,248,330
Loans	2,596,489		2,252,270
Commercial \| Loans acquired with deteriorated credit quality
Loan Balance [Abstract]
Loans	1,861		2,102
Commercial Real Estate
Allowance Balances:
Individually evaluated for impairment	124		1,435
Collectively evaluated for impairment	28,842		28,174
Total Allowance for Loan Losses	28,966	29,531	29,609	27,946	27,731	27,343
Loan Balance [Abstract]
Individually evaluated for impairment	9,371		17,756
Collectively evaluated for impairment	3,792,239		3,347,686
Loans	3,814,787		3,377,831
Commercial Real Estate \| Loans acquired with deteriorated credit quality
Loan Balance [Abstract]
Loans	13,177		12,389
Consumer
Allowance Balances:
Individually evaluated for impairment	0		1
Collectively evaluated for impairment	4,106		3,963
Total Allowance for Loan Losses	4,106	4,070	3,964	3,932	3,921	3,732
Loan Balance [Abstract]
Individually evaluated for impairment	4		18
Collectively evaluated for impairment	131,242		99,770
Loans	131,246		99,788
Residential
Allowance Balances:
Individually evaluated for impairment	457		436
Collectively evaluated for impairment	14,041		13,886
Total Allowance for Loan Losses	14,498	$ 14,471	14,322	$ 14,460	$ 14,424	$ 13,537
Loan Balance [Abstract]
Individually evaluated for impairment	2,589		2,413
Collectively evaluated for impairment	1,752,443		1,490,872
Loans	1,756,738		1,494,578
Residential \| Loans acquired with deteriorated credit quality
Loan Balance [Abstract]
Loans	$ 1,706		$ 1,293