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Off-Balance Sheet Loan Commitments (Tables)
12 Months Ended
Dec. 31, 2018
Commitments And Contingencies Disclosure [Abstract]  
Summary of Financial Instruments with Off-Balance Sheet Risk

The contractual amounts of financial instruments with off-balance sheet risk were as follows:

 

 

December 31, 2018

 

 

December 31, 2017

 

 

 

Fixed

 

 

Variable

 

 

 

 

 

 

Fixed

 

 

Variable

 

 

 

 

 

(Dollars in thousands)

 

Rate

 

 

Rate

 

 

Total

 

 

Rate

 

 

Rate

 

 

Total

 

Unused lines of credit

 

$

69,053

 

 

$

433,667

 

 

$

502,720

 

 

$

133,634

 

 

$

242,236

 

 

$

375,870

 

Standby letters of credit

 

$

2,285

 

 

$

3,931

 

 

$

6,216

 

 

$

1,998

 

 

$

8,169

 

 

$

10,167

 

Mortgage warehouse commitments

 

$

 

 

$

266,458

 

 

$

266,458

 

 

$

 

 

$

239,632

 

 

$

239,632