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- Definition

A valuation allowance for financing receivables that are expected to be uncollectible.

+ 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 (c)(1)
-URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524

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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=84173941&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

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=84173941&loc=SL6953423-111524

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Balance Type:	credit
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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=84173941&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=84173941&loc=SL6953423-111524

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- Definition

Amount representing an agreement for an unconditional promise by the maker to pay the entity (holder) a definite sum of money at a future date. Such amount may include accrued interest receivable in accordance with the terms of the note. The note also may contain provisions and related items including a discount or premium, payable on demand, secured, or unsecured, interest bearing or noninterest bearing, among a myriad of other features and characteristics. Excludes amounts related to receivables held-for-sale.

+ 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 210.9-03.10(3))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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Allowance for Credit Losses - Allocation of Allowance for Loan Losses and Related Loans by Segment (Details) - USD ($) $ in Thousands	Sep. 30, 2018	Jun. 30, 2018	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Dec. 31, 2016
Allowance for loan losses:
Individually evaluated for impairment	$ 31,143		$ 14,561
Collectively evaluated for impairment	113,820		106,295
Total	144,963	$ 138,762	120,856	$ 118,966	$ 116,446	$ 114,419
Individually evaluated for impairment	151,999		164,166
Collectively evaluated for impairment	19,529,256		16,780,199
Total	24,111,290		18,331,580
Loans acquired with discounts related to credit quality
Allowance for loan losses:
Total	4,430,035		1,387,215
Commercial and Industrial
Allowance for loan losses:
Individually evaluated for impairment	27,662		11,044
Collectively evaluated for impairment	56,335		46,188
Total	83,997	74,257	57,232	54,689	51,617	50,820
Individually evaluated for impairment	86,613		85,499
Collectively evaluated for impairment	3,157,009		2,463,566
Total	4,015,280		2,741,425
Commercial and Industrial \| Loans acquired with discounts related to credit quality
Allowance for loan losses:
Total	771,658		192,360
Commercial Real Estate
Allowance for loan losses:
Individually evaluated for impairment	2,782		2,735
Collectively evaluated for impairment	47,348		52,219
Total	50,130	53,812	54,954	55,299	55,455	55,851
Individually evaluated for impairment	51,798		60,851
Collectively evaluated for impairment	10,577,813		9,310,964
Total	13,667,490		10,347,882
Commercial Real Estate \| Loans acquired with discounts related to credit quality
Allowance for loan losses:
Total	3,037,879		976,067
Residential Mortgage
Allowance for loan losses:
Individually evaluated for impairment	620		718
Collectively evaluated for impairment	4,299		2,887
Total	4,919	4,624	3,605	3,892	4,186	3,702
Individually evaluated for impairment	12,782		14,056
Collectively evaluated for impairment	3,319,203		2,703,688
Total	3,782,972		2,859,035
Residential Mortgage \| Loans acquired with discounts related to credit quality
Allowance for loan losses:
Total	450,987		141,291
Consumer
Allowance for loan losses:
Individually evaluated for impairment	79		64
Collectively evaluated for impairment	5,838		5,001
Total	5,917	$ 6,069	5,065	$ 5,086	$ 5,188	$ 4,046
Individually evaluated for impairment	806		3,760
Collectively evaluated for impairment	2,475,231		2,301,981
Total	2,645,548		2,383,238
Consumer \| Loans acquired with discounts related to credit quality
Allowance for loan losses:
Total	$ 169,511		$ 77,497