Allowance for Loan Losses (Tables)

9 Months Ended

Sep. 30, 2017

Loans and Leases Receivable Disclosure [Abstract]

Changes in the Allowance for Loan and Leases Losses

Changes in the allowance for loan losses for the three- and nine-month periods ended September 30, 2017, and September 30, 2016, were as follows, in thousands:

	Commercial			Commercial Real Estate			Agricultural			Residential Real Estate			Consumer			Total
Balance at June 30, 2017	$	17,168		$	21,861		$	3,832		$	2,263		$	8,927		$	54,051
Charge-offs	(1,954		)	(1,913		)	—			(142		)	(1,750		)	(5,759		)
Recoveries	347			46			14			63			418			888
Provision	1,409			546			2,281			82			1,387			5,705
Balance at September 30, 2017	$	16,970		$	20,540		$	6,127		$	2,266		$	8,982		$	54,885
	Commercial			Commercial Real Estate			Agricultural			Residential Real Estate			Consumer			Total
Balance at December 31, 2016	$	14,765		$	24,319		$	4,210		$	2,263		$	8,767		$	54,324
Charge-offs	(3,310		)	(2,522		)	(888		)	(541		)	(4,982		)	(12,243		)
Recoveries	635			860			17			70			987			2,569
Provision	4,880			(2,117		)	2,788			474			4,210			10,235
Balance at September 30, 2017	$	16,970		$	20,540		$	6,127		$	2,266		$	8,982		$	54,885

	Commercial			Commercial Real Estate			Agricultural		Residential Real Estate			Consumer			Total
Balance at June 30, 2016	$	15,525		$	22,968		$	4,100	$	2,065		$	7,098		$	51,756
Charge-offs	(240		)	(814		)	—		(106		)	(2,123		)	(3,283		)
Recoveries	119			467			2		1			263			852
Provision	1,487			1,060			904		22			1,855			5,328
Balance at September 30, 2016	$	16,891		$	23,681		$	5,006	$	1,982		$	7,093		$	54,653
	Commercial			Commercial Real Estate			Agricultural		Residential Real Estate			Consumer			Total
Balance at December 31, 2015	$	16,095		$	19,532		$	3,887	$	1,934		$	7,237		$	48,685
Charge-offs	(587		)	(2,229		)	—		(248		)	(4,775		)	(7,839		)
Recoveries	438			3,056			9		25			766			4,294
Provision	945			3,322			1,110		271			3,865			9,513
Balance at September 30, 2016	$	16,891		$	23,681		$	5,006	$	1,982		$	7,093		$	54,653