Loans and Allowance for Credit Losses - PCI loans credit quality indicators (Details) $ in Thousands	Jun. 30, 2020 USD ($)
Pass
Purchased Credit Impaired Loans	$ 5,900
Watch
Purchased Credit Impaired Loans	10,300
Special Mention
Purchased Credit Impaired Loans	0
Substandard
Purchased Credit Impaired Loans	5,600
Doubtful
Purchased Credit Impaired Loans	$ 0