XML 86 R71.htm IDEA: XBRL DOCUMENT v3.19.1

LOANS AND ALLOWANCE FOR LOAN LOSSES - Summary of Loan Portfolio Ratings Based On Internal Risk Rating System (Detail) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Financing Receivable, Recorded Investment [Line Items]
Loans	$ 1,247,657	$ 1,010,012
Domestic
Financing Receivable, Recorded Investment [Line Items]
Loans	1,247,657
Pass
Financing Receivable, Recorded Investment [Line Items]
Loans	1,201,023	983,146
Special Mention
Financing Receivable, Recorded Investment [Line Items]
Loans	22,137	6,904
Non-Impaired Substandard
Financing Receivable, Recorded Investment [Line Items]
Loans	6,440	8,936
Impaired - Substandard
Financing Receivable, Recorded Investment [Line Items]
Loans	6,297	11,026
Doubtful
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
PCI Loans
Financing Receivable, Recorded Investment [Line Items]
Loans	11,760	0
Commercial Real Estate | Owner-occupied
Financing Receivable, Recorded Investment [Line Items]
Loans	129,650	116,811
Commercial Real Estate | Owner-occupied | Domestic
Financing Receivable, Recorded Investment [Line Items]
Loans	129,650
Commercial Real Estate | Non-owner occupied
Financing Receivable, Recorded Investment [Line Items]
Loans	252,794	244,491
Commercial Real Estate | Non-owner occupied | Domestic
Financing Receivable, Recorded Investment [Line Items]
Loans	252,794
Commercial Real Estate | Multi-family
Financing Receivable, Recorded Investment [Line Items]
Loans	78,933	53,634
Commercial Real Estate | Multi-family | Domestic
Financing Receivable, Recorded Investment [Line Items]
Loans	78,933
Commercial Real Estate | Non-owner occupied residential
Financing Receivable, Recorded Investment [Line Items]
Loans	100,367	77,980
Commercial Real Estate | Non-owner occupied residential | Domestic
Financing Receivable, Recorded Investment [Line Items]
Loans	100,367
Commercial Real Estate | Pass | Owner-occupied
Financing Receivable, Recorded Investment [Line Items]
Loans	121,903	113,240
Commercial Real Estate | Pass | Non-owner occupied
Financing Receivable, Recorded Investment [Line Items]
Loans	242,136	235,919
Commercial Real Estate | Pass | Multi-family
Financing Receivable, Recorded Investment [Line Items]
Loans	71,482	48,603
Commercial Real Estate | Pass | Non-owner occupied residential
Financing Receivable, Recorded Investment [Line Items]
Loans	98,125	76,373
Commercial Real Estate | Special Mention | Owner-occupied
Financing Receivable, Recorded Investment [Line Items]
Loans	3,024	413
Commercial Real Estate | Special Mention | Non-owner occupied
Financing Receivable, Recorded Investment [Line Items]
Loans	10,008	0
Commercial Real Estate | Special Mention | Multi-family
Financing Receivable, Recorded Investment [Line Items]
Loans	5,886	4,113
Commercial Real Estate | Special Mention | Non-owner occupied residential
Financing Receivable, Recorded Investment [Line Items]
Loans	736	142
Commercial Real Estate | Non-Impaired Substandard | Owner-occupied
Financing Receivable, Recorded Investment [Line Items]
Loans	987	1,921
Commercial Real Estate | Non-Impaired Substandard | Non-owner occupied
Financing Receivable, Recorded Investment [Line Items]
Loans	0	4,507
Commercial Real Estate | Non-Impaired Substandard | Multi-family
Financing Receivable, Recorded Investment [Line Items]
Loans	717	753
Commercial Real Estate | Non-Impaired Substandard | Non-owner occupied residential
Financing Receivable, Recorded Investment [Line Items]
Loans	1,197	1,084
Commercial Real Estate | Impaired - Substandard | Owner-occupied
Financing Receivable, Recorded Investment [Line Items]
Loans	1,880	1,237
Commercial Real Estate | Impaired - Substandard | Non-owner occupied
Financing Receivable, Recorded Investment [Line Items]
Loans	0	4,065
Commercial Real Estate | Impaired - Substandard | Multi-family
Financing Receivable, Recorded Investment [Line Items]
Loans	131	165
Commercial Real Estate | Impaired - Substandard | Non-owner occupied residential
Financing Receivable, Recorded Investment [Line Items]
Loans	309	381
Commercial Real Estate | Doubtful | Owner-occupied
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Commercial Real Estate | Doubtful | Non-owner occupied
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Commercial Real Estate | Doubtful | Multi-family
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Commercial Real Estate | Doubtful | Non-owner occupied residential
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Commercial Real Estate | PCI Loans | Owner-occupied
Financing Receivable, Recorded Investment [Line Items]
Loans	1,856	0
Commercial Real Estate | PCI Loans | Non-owner occupied
Financing Receivable, Recorded Investment [Line Items]
Loans	650	0
Commercial Real Estate | PCI Loans | Multi-family
Financing Receivable, Recorded Investment [Line Items]
Loans	717	0
Commercial Real Estate | PCI Loans | Non-owner occupied residential
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Acquisition and development | 1-4 family residential construction
Financing Receivable, Recorded Investment [Line Items]
Loans	7,385	11,730
Acquisition and development | 1-4 family residential construction | Domestic
Financing Receivable, Recorded Investment [Line Items]
Loans	7,385
Acquisition and development | Commercial and land development
Financing Receivable, Recorded Investment [Line Items]
Loans	42,051	19,251
Acquisition and development | Commercial and land development | Domestic
Financing Receivable, Recorded Investment [Line Items]
Loans	42,051
Acquisition and development | Pass | 1-4 family residential construction
Financing Receivable, Recorded Investment [Line Items]
Loans	7,385	11,238
Acquisition and development | Pass | Commercial and land development
Financing Receivable, Recorded Investment [Line Items]
Loans	41,251	18,635
Acquisition and development | Special Mention | 1-4 family residential construction
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Acquisition and development | Special Mention | Commercial and land development
Financing Receivable, Recorded Investment [Line Items]
Loans	25	5
Acquisition and development | Non-Impaired Substandard | 1-4 family residential construction
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Acquisition and development | Non-Impaired Substandard | Commercial and land development
Financing Receivable, Recorded Investment [Line Items]
Loans	583	611
Acquisition and development | Impaired - Substandard | 1-4 family residential construction
Financing Receivable, Recorded Investment [Line Items]
Loans	0	492
Acquisition and development | Impaired - Substandard | Commercial and land development
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Acquisition and development | Doubtful | 1-4 family residential construction
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Acquisition and development | Doubtful | Commercial and land development
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Acquisition and development | PCI Loans | 1-4 family residential construction
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Acquisition and development | PCI Loans | Commercial and land development
Financing Receivable, Recorded Investment [Line Items]
Loans	192	0
Commercial and industrial
Financing Receivable, Recorded Investment [Line Items]
Loans	160,964	115,663
Commercial and industrial | Domestic
Financing Receivable, Recorded Investment [Line Items]
Loans	160,964
Commercial and industrial | Pass
Financing Receivable, Recorded Investment [Line Items]
Loans	150,286	113,162
Commercial and industrial | Special Mention
Financing Receivable, Recorded Investment [Line Items]
Loans	2,278	2,151
Commercial and industrial | Non-Impaired Substandard
Financing Receivable, Recorded Investment [Line Items]
Loans	2,940	0
Commercial and industrial | Impaired - Substandard
Financing Receivable, Recorded Investment [Line Items]
Loans	286	350
Commercial and industrial | Doubtful
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Commercial and industrial | PCI Loans
Financing Receivable, Recorded Investment [Line Items]
Loans	5,174	0
Municipal
Financing Receivable, Recorded Investment [Line Items]
Loans	50,982	42,065
Municipal | Domestic
Financing Receivable, Recorded Investment [Line Items]
Loans	50,982
Municipal | Pass
Financing Receivable, Recorded Investment [Line Items]
Loans	50,982	42,065
Municipal | Special Mention
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Municipal | Non-Impaired Substandard
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Municipal | Impaired - Substandard
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Municipal | Doubtful
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Municipal | PCI Loans
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Residential mortgage | First lien
Financing Receivable, Recorded Investment [Line Items]
Loans	235,296	162,509
Residential mortgage | First lien | Domestic
Financing Receivable, Recorded Investment [Line Items]
Loans	235,296
Residential mortgage | Home equity – term
Financing Receivable, Recorded Investment [Line Items]
Loans	12,208	11,784
Residential mortgage | Home equity – term | Domestic
Financing Receivable, Recorded Investment [Line Items]
Loans	12,208
Residential mortgage | Home equity lines of credit
Financing Receivable, Recorded Investment [Line Items]
Loans	143,616	132,192
Residential mortgage | Home equity lines of credit | Domestic
Financing Receivable, Recorded Investment [Line Items]
Loans	143,616
Residential mortgage | Pass | First lien
Financing Receivable, Recorded Investment [Line Items]
Loans	229,436	158,673
Residential mortgage | Pass | Home equity – term
Financing Receivable, Recorded Investment [Line Items]
Loans	12,170	11,762
Residential mortgage | Pass | Home equity lines of credit
Financing Receivable, Recorded Investment [Line Items]
Loans	142,638	131,585
Residential mortgage | Special Mention | First lien
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Residential mortgage | Special Mention | Home equity – term
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Residential mortgage | Special Mention | Home equity lines of credit
Financing Receivable, Recorded Investment [Line Items]
Loans	165	80
Residential mortgage | Non-Impaired Substandard | First lien
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Residential mortgage | Non-Impaired Substandard | Home equity – term
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Residential mortgage | Non-Impaired Substandard | Home equity lines of credit
Financing Receivable, Recorded Investment [Line Items]
Loans	15	60
Residential mortgage | Impaired - Substandard | First lien
Financing Receivable, Recorded Investment [Line Items]
Loans	2,877	3,836
Residential mortgage | Impaired - Substandard | Home equity – term
Financing Receivable, Recorded Investment [Line Items]
Loans	16	22
Residential mortgage | Impaired - Substandard | Home equity lines of credit
Financing Receivable, Recorded Investment [Line Items]
Loans	798	467
Residential mortgage | Doubtful | First lien
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Residential mortgage | Doubtful | Home equity – term
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Residential mortgage | Doubtful | Home equity lines of credit
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Residential mortgage | PCI Loans | First lien
Financing Receivable, Recorded Investment [Line Items]
Loans	2,983	0
Residential mortgage | PCI Loans | Home equity – term
Financing Receivable, Recorded Investment [Line Items]
Loans	22	0
Residential mortgage | PCI Loans | Home equity lines of credit
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Installment and other loans
Financing Receivable, Recorded Investment [Line Items]
Loans	33,411	21,902
Installment and other loans | Domestic
Financing Receivable, Recorded Investment [Line Items]
Loans	33,411
Installment and other loans | Pass
Financing Receivable, Recorded Investment [Line Items]
Loans	33,229	21,891
Installment and other loans | Special Mention
Financing Receivable, Recorded Investment [Line Items]
Loans	15	0
Installment and other loans | Non-Impaired Substandard
Financing Receivable, Recorded Investment [Line Items]
Loans	1	0
Installment and other loans | Impaired - Substandard
Financing Receivable, Recorded Investment [Line Items]
Loans	0	11
Installment and other loans | Doubtful
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Installment and other loans | PCI Loans
Financing Receivable, Recorded Investment [Line Items]
Loans	$ 166	$ 0

X

- 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

Name:	us-gaap_FinancingReceivableRecordedInvestmentLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Amount before allowance and after deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes 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 310
-SubTopic 10
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=82891408&loc=d3e4428-111522

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5074-111524

+ Details

Name:	us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Details

Name:	us-gaap_GeographicDistributionAxis=us-gaap_GeographicDistributionDomesticMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_InternalCreditAssessmentAxis=us-gaap_PassMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_InternalCreditAssessmentAxis=us-gaap_SpecialMentionMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_InternalCreditAssessmentAxis=wk_NonImpairedSubstandardMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_InternalCreditAssessmentAxis=wk_ImpairedSubstandardMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_InternalCreditAssessmentAxis=us-gaap_DoubtfulMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_InternalCreditAssessmentAxis=wk_CreditDeteriorationMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_CommercialRealEstatePortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=wk_OwnerOccupiedMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=wk_NonOwnerOccupiedMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=srt_MultifamilyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=wk_NonOwnerOccupiedResidentialMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivablePortfolioSegmentAxis=wk_AcquisitionAndDevelopmentPortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=wk_OneToFourFamilyResidentialConstructionMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=wk_CommercialAndLandDevelopmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivablePortfolioSegmentAxis=wk_CommercialAndIndustrialPortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivablePortfolioSegmentAxis=wk_MunicipalMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_ResidentialPortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=wk_FirstLienMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=wk_HomeEquityTermMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_HomeEquityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivablePortfolioSegmentAxis=wk_InstallmentandOtherLoansMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: