Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2016

Commitments And Contingencies Disclosure [Abstract]

Summary of Financial instruments with Off-Balance Sheet Credit Risk

Commitments may expire without being used. Off-balance sheet risk to credit loss exists up to the face amount of these instruments, although material losses are not anticipated. The same credit policies are used to make such commitments as are used for loans, including obtaining collateral at exercise of the commitment.

	Year Ended
	December 31,
	2016		2015
Commitments to extend credit, excluding interest rate lock commitments	$	726,122	$	554,274
Letters of credit		22,547		20,338
Balance at end of period	$	748,669	$	574,612

Summary of Commitments Under Non-Cancelable Operating Leases

Commitments under non-cancelable operating leases were as follows, before considering renewal options that generally are present:

2017	$	2,994
2018		2,530
2019		2,195
2020		1,897
2021		1,694
Thereafter		6,589
Total	$	17,899

Summary of Allowance for Loan Repurchases or Indemnifications

The following table summarizes the activity in the repurchase reserve:

	Year Ended
	December 31,
	2016			2015
Balance at beginning of period	$	2,156		$                    828
Provision for loan repurchases or indemnifications		512		1,375
Recoveries on previous losses		9		—
Losses on loans repurchased or indemnified		(18	)	(47)
Balance at end of period	$	2,659		$                 2,156