Allowance for Loan and Lease Losses (Tables)

6 Months Ended

Jun. 30, 2016

Loans and Leases Receivable, Allowance [Abstract]

Changes in the Allowance for Loan and Leases Losses

Changes in the allowance for loan and lease losses for the three and six months ended June 30, 2016, and June 30, 2015, were as follows, in thousands:

	Commercial			Commercial Real Estate			Agricultural		Residential Real Estate			Consumer			Total
Balance at March 31, 2016	$	16,374		$	20,495		$	4,028	$	1,851		$	6,990		$	49,738
Charge-offs	(249		)	(1,103		)	—		(105		)	(1,494		)	(2,951		)
Recoveries	143			2,443			4		4			257			2,851
Provision	(743		)	1,133			68		315			1,345			2,118
Balance at June 30, 2016	$	15,525		$	22,968		$	4,100	$	2,065		$	7,098		$	51,756
	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	(347		)	(1,415		)	—		(142		)	(2,652		)	(4,556		)
Recoveries	319			2,589			7		24			503			3,442
Provision	(542		)	2,262			206		249			2,010			4,185
Balance at June 30, 2016	$	15,525		$	22,968		$	4,100	$	2,065		$	7,098		$	51,756

	Commercial			Commercial Real Estate			Agricultural			Residential Real Estate			Consumer			Total
Balance at March 31, 2015	$	11,688		$	16,635		$	3,216		$	3,745		$	6,570		$	41,854
Charge-offs	(682		)	(371		)	(275		)	(55		)	(1,351		)	(2,734		)
Recoveries	111			370			2			70			267			820
Provision	1,947			974			733			339			1,681			5,674
Balance at June 30, 2015	$	13,064		$	17,608		$	3,676		$	4,099		$	7,167		$	45,614
	Commercial			Commercial Real Estate			Agricultural			Residential Real Estate			Consumer			Total
Balance at December 31, 2014	$	11,909		$	15,898		$	3,295		$	3,741		$	6,606		$	41,449
Charge-offs	(956		)	(704		)	(551		)	(113		)	(2,414		)	(4,738		)
Recoveries	431			496			24			107			500			1,558
Provision	1,680			1,918			908			364			2,475			7,345
Balance at June 30, 2015	$	13,064		$	17,608		$	3,676		$	4,099		$	7,167		$	45,614