The following tables provide information on non-PCI impaired loans and leases, exclusive of loans and leases evaluated collectively as a homogeneous group, including interest income recognized in the period during which the loans and leases were considered impaired.



	December 31, 2018
(Dollars in thousands)	With a recorded allowance		With no recorded allowance		Total		Unpaid principal balance		Related allowance recorded
Non-PCI impaired loans and leases
Construction and land development - commercial	$	1,897	$	278	$	2,175	$	2,606	$	490
Commercial mortgage	34,177		21,270		55,447		61,317		2,671
Other commercial real estate	243		617		860		946		42
Commercial and industrial and leases	7,153		2,715		9,868		14,695		1,137
Other	216		75		291		301		105
Residential mortgage	40,359		1,809		42,168		45,226		1,901
Revolving mortgage	25,751		3,101		28,852		31,371		2,515
Construction and land development - noncommercial	2,337		1,412		3,749		4,035		81
Consumer	2,940		80		3,020		3,405		885
Total non-PCI impaired loans and leases	$	115,073	$	31,357	$	146,430	$	163,902	$	9,827

	December 31, 2017
(Dollars in thousands)	With a recorded allowance		With no recorded allowance		Total		Unpaid principal balance		Related allowance recorded
Non-PCI impaired loans and leases
Construction and land development - commercial	$	788	$	—	$	788	$	1,110	$	185
Commercial mortgage	39,135		34,520		73,655		78,936		3,648
Other commercial real estate	1,351		506		1,857		2,267		209
Commercial and industrial and leases	8,216		1,672		9,888		13,046		1,062
Other	—		521		521		521		—
Residential mortgage	19,135		18,707		37,842		39,946		2,733
Revolving mortgage	5,875		17,895		23,770		25,941		1,085
Construction and land development - noncommercial	592		3,959		4,551		5,224		68
Consumer	2,107		667		2,774		3,043		738
Total non-PCI impaired loans and leases	$	77,199	$	78,447	$	155,646	$	170,034	$	9,728

Non-PCI impaired loans less than $500,000 that are collectively evaluated were $47.1 million and $49.1 million at December 31, 2018, and 2017, respectively.

The following tables show the average non-PCI impaired loan balance and the interest income recognized by loan class for the years ended December 31, 2018, 2017 and 2016:



	Year ended December 31, 2018
(Dollars in thousands)	YTD Average Balance		YTD Interest Income Recognized
Non-PCI impaired loans and leases:
Construction and land development - commercial	$	1,734	$	84
Commercial mortgage	65,943		2,569
Other commercial real estate	1,225		43
Commercial and industrial and leases	9,560		364
Other	135		3
Residential mortgage	41,368		1,237
Revolving mortgage	26,759		900
Construction and land development - noncommercial	3,677		172
Consumer	2,722		116
Total non-PCI impaired loans and leases	$	153,123	$	5,488

	Year ended December 31, 2017
Non-PCI impaired loans and leases:
Construction and land development - commercial	$	858	$	37
Commercial mortgage	73,815		2,596
Other commercial real estate	1,642		34
Commercial and industrial and leases	11,600		427
Other	426		22
Residential mortgage	33,818		990
Revolving mortgage	14,022		436
Construction and land development - noncommercial	3,383		145
Consumer	2,169		103
Total non-PCI impaired loans and leases	$	141,733	$	4,790

	Year ended December 31, 2016
Non-PCI impaired loans and leases:
Construction and land development - commercial	$	2,700	$	138
Commercial mortgage	82,146		2,671
Other commercial real estate	1,112		38
Commercial and industrial and leases	13,185		480
Other	687		33
Residential mortgage	26,774		805
Revolving mortgage	6,915		171
Construction and land development - noncommercial	983		50
Consumer	1,480		80
Total non-PCI impaired loans and leases	$	135,982	$	4,466