Changes in the allowance for loan losses and the reserve for unfunded lending commitments as of the indicated dates and periods are presented below (dollars in thousands):



	Three Months Ended March 31, 2018			Year Ended December 31, 2017			Three Months Ended March 31, 2017
Allowance for Loan Losses
Balance, beginning of period	$	13,603		$	12,801		$	12,801
Provision for loan losses	(44		)	1,016			300
Charge-offs	(44		)	(690		)	(49		)
Recoveries	60			476			56
Balance, end of period	$	13,575		$	13,603		$	13,108

Reserve for Unfunded Lending Commitments
Balance, beginning of period	$	206		$	203		$	203
Provision for unfunded commitments	5			3			3
Charge-offs	—			—			—
Balance, end of period	$	211		$	206		$	206

The reserve for unfunded loan commitments is included in other liabilities.

The following table presents changes in the Company's allowance for loan losses by portfolio segment and the related loan balance total by segment at and for the three months ended March 31, 2018 (dollars in thousands):



	Commercial		Commercial Real Estate			Residential Real Estate		Consumer			Total
Allowance for Loan Losses
Balance at December 31, 2017:	$	2,413	$	8,321		$	2,825	$	44		$	13,603
Provision for loan losses	254		(400		)	97		5			(44		)
Charge-offs	—		(11		)	—		(33		)	(44		)
Recoveries	10		1			20		29			60
Balance at March 31, 2018:	$	2,677	$	7,911		$	2,942	$	45		$	13,575

Balance at March 31, 2018:

Allowance for Loan Losses
Individually evaluated for impairment	$	60	$	—		$	100	$	—		$	160
Collectively evaluated for impairment	2,617		7,868			2,644		45			13,174
Acquired impaired loans	—		43			198		—			241
Total	$	2,677	$	7,911		$	2,942	$	45		$	13,575

Loans
Individually evaluated for impairment	$	122	$	593		$	1,743	$	4		$	2,462
Collectively evaluated for impairment	283,823		705,704			302,728		4,470			1,296,725
Acquired impaired loans	312		10,898			10,809		15			22,034
Total	$	284,257	$	717,195		$	315,280	$	4,489		$	1,321,221

The following table presents changes in the Company's allowance for loan losses by portfolio segment and the related loan balance total by segment at and for the year ended December 31, 2017 (dollars in thousands):



	Commercial			Commercial Real Estate			Residential Real Estate			Consumer			Total
Allowance for Loan Losses
Balance at December 31, 2016:	$	2,095		$	7,355		$	3,303		$	48		$	12,801
Provision for loan losses	377			999			(391		)	31			1,016
Charge-offs	(282		)	(93		)	(172		)	(143		)	(690		)
Recoveries	223			60			85			108			476
Balance at December 31, 2017:	$	2,413		$	8,321		$	2,825		$	44		$	13,603

Balance at December 31, 2017:

Allowance for Loan Losses
Individually evaluated for impairment	$	154		$	—		$	13		$	—		$	167
Collectively evaluated for impairment	2,259			8,203			2,645			44			13,151
Acquired impaired loans	—			118			167			—			285
Total	$	2,413		$	8,321		$	2,825		$	44		$	13,603

Loans
Individually evaluated for impairment	$	206		$	862		$	2,144		$	5		$	3,217
Collectively evaluated for impairment	251,185			747,819			306,066			4,408			1,309,478
Acquired impaired loans	275			12,167			10,973			15			23,430
Total	$	251,666		$	760,848		$	319,183		$	4,428		$	1,336,125