v3.21.2

Loans and Allowance for Credit Losses - Additional Information (Details) $ in Thousands	6 Months Ended
	Jun. 30, 2021 USD ($) Loan	Dec. 31, 2020 USD ($)
Financing Receivable Impaired [Line Items]
Total gross loans	$ 1,880,927	$ 1,701,751
Non-accrual loans	7,232	9,019
Total trouble debt restructurings met criteria to be delisted for reporting purposes	4,779	10,467
Loans and leases collateral dependent loans less government guarantees	3,800	8,800
Available lines of credit for loans and credit cards to affiliates	10,900	11,300
Deposits from affiliates	23,400	7,800
Affiliates
Financing Receivable Impaired [Line Items]
Outstanding loans with affiliates	17,200	11,700
Non-performing Assets \| U.S. Government Guarantees
Financing Receivable Impaired [Line Items]
Non-accrual loans	4,000	4,200
Troubled Debt Restructured Loans
Financing Receivable Impaired [Line Items]
Total trouble debt restructurings met criteria to be delisted for reporting purposes	5,900
Commercial and Industrial
Financing Receivable Impaired [Line Items]
Total gross loans	225,050	257,240
Non-accrual loans	1,370	$ 2,194
Commercial and Industrial \| SBA PPP Loans
Financing Receivable Impaired [Line Items]
Total gross loans	$ 47,500
Number of loan segments \| Loan	260

Available lines of credit for loans and credit cards to affiliates.

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Amount of financing receivable modified as troubled debt restructuring.

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Altabancorp 10-Q