Segment reporting (Tables)

12 Months Ended

Dec. 31, 2019

Segment Reporting [Abstract]

Schedule of Segment Financial Information

The following tables provide segment financial information for the years ended December 31, 2019, 2018, and 2017 as follows:

Year Ended December 31, 2019	Banking		Mortgage			Consolidated
Net interest income	$	226,098	$	(62	)	$	226,036
Provision for loan loss	7,053		—			7,053
Mortgage banking income	30,429		87,476			117,905
Change in fair value of mortgage servicing rights, net of hedging(1)	—		(16,989		)	(16,989		)
Other noninterest income	34,481		—			34,481
Depreciation and amortization	4,670		506			5,176
Amortization of intangibles	4,339		—			4,339
Other noninterest mortgage banking expense	23,216		65,457			88,673
Other noninterest expense(2)	144,658		1,995			146,653
Income before income taxes	$	107,072	$	2,467		$	109,539
Income tax expense						25,725
Net income						$	83,814
Total assets	$	5,795,888	$	329,033		$	6,124,921
Goodwill(3)	169,051		—			169,051

(1) Included in mortgage banking income.

(2) Included $5,385 in merger costs in the Banking segment and $1,995 in the Mortgage segment related to mortgage restructuring charges.

(3) Recognized $100 of goodwill relief related to the sale of the third party origination channel in the Mortgage segment. See Note 8. Goodwill and intangible assets.

Year Ended December 31, 2018	Banking		Mortgage			Consolidated
Net interest income	$	204,517	$	(449	)	$	204,068
Provision for loan loss	5,398		—			5,398
Mortgage banking income	25,460		83,874			109,334
Change in fair value of mortgage servicing rights, net of hedging(1)	—		(8,673		)	(8,673		)
Other noninterest income	29,981		—			29,981
Depreciation and amortization	3,827		507			4,334
Amortization of intangibles	3,185		—			3,185
Other noninterest mortgage banking expense	21,671		73,068			94,739
Other noninterest expense(2)	121,200		—			121,200
Income before income taxes	$	104,677	$	1,177		$	105,854
Income tax expense						25,618
Net income						$	80,236
Total assets	$	4,752,111	$	384,653		$	5,136,764
Goodwill	137,090		100			137,190

(1) Included in mortgage banking income.

(2) Included $1,594 in merger costs and $671 in costs related to follow-on secondary offering in the Banking segment.

Year Ended December 31, 2017	Banking			Mortgage			Consolidated
Net interest income	$	153,018		$	253		$	153,271
Provision for loan loss	(950		)	—			(950		)
Mortgage banking income	26,737			93,620			120,357
Change in fair value of mortgage servicing rights(1)	—			(3,424		)	(3,424		)
Other noninterest income	24,648			—			24,648
Depreciation and amortization	3,801			515			4,316
Amortization of intangibles	1,995			—			1,995
Loss on sale of mortgage servicing rights	—			249			249
Other noninterest mortgage banking expense	21,714			76,582			98,296
Other noninterest expense(2)	117,461			—			117,461
Income before income taxes	$	60,382		$	13,103		$	73,485
Income tax expense							21,087
Net income							$	52,398
Total assets	$	4,130,349		$	597,364		$	4,727,713
Goodwill	137,090			100			137,190

(1) Included in mortgage banking income.

(2) Included $19,034 in merger and conversion expenses.