Acquisitions (Tables)

12 Months Ended

Dec. 31, 2017

Acquisitions [Abstract]

Schedule of Fair Value of Net Assets Acquired and Liabilities Assumed

		FNBC I		FNBC II
(in thousands)		March 10, 2017		April 28, 2017		Total
ASSETS
Cash and due from banks	$	2,856	$	157,932	$	160,788
Interest-bearing time deposits with other banks		—		382,622		382,622
Fed funds sold and other short-term investments		—		148		148
Securities		—		213,877		213,877
Total loans		1,203,092		165,577		1,368,669
Property and equipment		11,946		8,988		20,934
Accrued interest receivable		3,143		885		4,028
Identifiable intangible assets		3,900		21,400		25,300
Deferred tax asset		856		1,364		2,220
Other assets		63		4,150		4,213
Total identifiable assets		1,225,856		956,943		2,182,799
LIABILITIES
Deposits		398,171		1,530,338		1,928,509
Short-term borrowings		510,749		85,886		596,635
Long-term debt		93,120		—		93,120
Other liabilities		1,607		3,079		4,686
Total liabilities		1,003,647		1,619,303		2,622,950
Net identifiable assets acquired (liabilities assumed)		222,209		(662,360)		(440,151)
Consideration (Paid) Received		(325,756)		641,577		315,821
Goodwill	$	103,547	$	20,783	$	124,330

Schedule of Goodwill

(in thousands)
Goodwill balance at December 31, 2016	$	621,193
Additions and adjustments:
Initial goodwill recorded in FNBC I transaction		95,568
Measurement period adjustments - FNBC I transaction		7,979
Initial goodwill recorded in FNBC II transaction		23,009
Measurement period adjustments - FNBC II transaction		(2,226)
Goodwill balance at December 31, 2017	$	745,523

Schedule of Merger-Related Expense

(in thousands)
Personnel expense	$	3,662
Net occupancy and equipment expense		777
Professional services expense		9,681
Data processing expense		974
Other real estate		(1,511)
Advertising expense		1,389
Other expense		4,398
Total merger-related expenses	$	19,370