Acquired Loans (Tables)

12 Months Ended

Dec. 31, 2021

Certain Loans Acquired in Transfer Not Accounted for as Debt Securities [Abstract]

Changes in Accretable Yield of Acquired Loans

The following table presents changes in the accretable yield for the periods presented ($ in thousands):

	Years Ended December 31,
	2021		2020			2019
Accretable yield at beginning of period	$	—	$	(14,816	)	$	(17,722	)
FASB ASU 2016-13 adoption adjustment		—		14,816			—
Accretion to interest income		—		—			5,532
Disposals, net		—		—			2,072
Reclassification from nonaccretable difference (1)		—		—			(4,698	)
Accretable yield at end of period	$	—	$	—		$	(14,816	)

(1)Reclassifications from nonaccretable difference are due to lower loss expectations and improvements in expected cash flows.

Components of the Allowance for Loan Losses on Acquired Loans

The following table presents the components of the allowance for loan losses on acquired impaired loans for the periods presented ($ in thousands):

	Years Ended December 31,
	2021		2020			2019
Balance at beginning of period	$	—	$	815		$	1,231
FASB ASU 2016-13 adoption adjustment		—		(815	)		—
Net (charge-offs) recoveries		—		—			(458	)
Provision for loan losses, acquired loans		—		—			42
Balance at end of period	$	—	$	—		$	815