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Off-Balance-Sheet Arrangements, Commitments and Contingencies (Tables)
3 Months Ended
Mar. 31, 2022
Commitments and Contingencies Disclosure [Abstract]  
Off-balance-sheet, Allowance for off-balance-sheet credit exposures
Allowance for off-balance-sheet credit exposures were as follows (in thousands):
Three Months Ended
March 31,
20222021
Balance at beginning of period$2,384 $6,386 
Provision for (reversal of) off-balance-sheet credit exposures28 (2,770)
Balance at end of period$2,412 $3,616 
Schedule of unused commitments
Financial instruments with off-balance-sheet risk were as follows (in thousands):
 March 31, 2022December 31, 2021
  
Commitments to extend credit$1,100,541 $1,053,002 
Standby letters of credit9,386 12,708 
Total$1,109,927 $1,065,710