CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($) $ in Thousands		Sep. 30, 2018	Dec. 31, 2017
Assets:
Cash and due from banks		$ 72,934	$ 79,853
Short-term investments		2,917	3,070
Mortgage loans held for sale, at fair value		22,571	26,943
Securities:
Available for sale, at fair value		812,647	780,954
Held to maturity, at amortized cost		10,863	12,541
Total securities		823,510	793,495
Federal Home Loan Bank stock, at cost		44,525	40,517
Loans:
Total loans	[1]	3,556,203	3,374,071
Less allowance for loan losses		26,509	26,488
Net loans		3,529,694	3,347,583
Premises and equipment, net		28,195	28,333
Investment in bank-owned life insurance		79,891	73,267
Goodwill		63,909	63,909
Identifiable intangible assets, net		8,400	9,140
Other assets		94,126	63,740
Total assets		4,770,672	4,529,850
Liabilities:
Noninterest-bearing deposits		611,829	578,410
Interest-bearing deposits		2,802,519	2,664,297
Total deposits		3,414,348	3,242,707
Federal Home Loan Bank advances		828,392	791,356
Junior subordinated debentures		22,681	22,681
Other liabilities		77,342	59,822
Total liabilities		4,342,763	4,116,566
Commitments and contingencies (Note 18)
Shareholders' Equity:
Common stock		1,081	1,077
Paid-in capital		119,220	117,961
Retained earnings		346,685	317,756
Accumulated other comprehensive loss		(39,077)	(23,510)
Total shareholders' equity		427,909	413,284
Total liabilities and shareholders’ equity		$ 4,770,672	$ 4,529,850

[1] Includes net unamortized loan origination costs of $4.8 million and $3.8 million, respectively, at September 30, 2018 and December 31, 2017 and net unamortized premiums on purchased loans of $746 thousand and $878 thousand, respectively, at September 30, 2018 and December 31, 2017.