XML 81 R70.htm IDEA: XBRL DOCUMENT v3.19.1

FAIR VALUE - Schedule of Changes in Fair Value of OREO For Properties Held (Details) - USD ($)	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Fair Value Disclosures [Abstract]
Changes in fair value of OREO still held	$ 0	$ 0

X

- References

No definition available.

+ Details

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

X

- Definition

Other Real Estate, Foreclosed Assets, Valuation Adjustment

+ References

No definition available.

+ Details

Name:	wfx_OtherRealEstateForeclosedAssetsValuationAdjustment
Namespace Prefix:	wfx_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration