XML 63 R47.htm IDEA: XBRL DOCUMENT v3.8.0.1

Junior Subordinated Debentures (Tables)

12 Months Ended

Dec. 31, 2017

Debt Disclosure [Abstract]

Junior Subordinated Debentures by Issuance

At December 31, 2017 and 2016, the Company’s junior subordinated debentures by issuance were as follows:

Name of Trust		Aggregate Principal Amount 2017				Aggregate Principal Amount 2016				Stated Maturity		Contractual Rate at December 31, 2017				Interest Rate Spread
Metropolitan Statutory Trust 1		$	35,000			$	35,000			March 17, 2034			4.39	%		Three-month LIBOR + 2.79%
RidgeStone Capital Trust I			1,500				1,500			June 30, 2033			5.09	%		Five-year LIBOR + 3.50%
Total liability, at par			36,500				36,500
Discount			(8,853	)			(9,574	)
Total liability, at carrying value		$	27,647			$	26,926

X

- Definition

Schedule junior subordinated debt owed to unconsolidated subsidiary trust.

+ References

No definition available.

+ Details

Name:	by_ScheduleOfJuniorSubordinatedDebtOwedToUnconsolidatedSubsidiaryTrustTableTextBlock
Namespace Prefix:	by_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

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