CONSOLIDATED STATEMENTS OF FINANCIAL CONDITION - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
Assets:
Cash and deposits with banks	$ 34,365	$ 27,690
Federal funds sold	12,515	18,197
Total cash and cash equivalents	46,880	45,887
Securities:
Available for sale, at fair value	270,561	343,284
Held to maturity (fair value of $82,126 and $96,150, respectively)	82,911	97,519
Loans held for sale, at lower of cost or market	211	165
Loans held for sale, at fair value	83,541	62,593
Loans, net of allowance for loan losses of $21,202 and $19,087	1,999,877	1,503,577
Federal Home Loan Bank stock, at cost	19,324	18,068
Premises and equipment, net	22,094	20,963
Accrued interest receivable	8,190	6,900
Real estate owned and other repossessed assets, net	1,253	1,777
Goodwill	20,221	208
Cash surrender value of life insurance	62,488	55,861
Other assets	28,360	33,182
Total assets	2,649,905	2,191,345
Deposits:
Non-interest bearing	354,970	256,918
Interest bearing	1,601,769	1,258,073
Total deposits	1,956,739	1,514,991
Federal Home Loan Bank advances
Long-term Federal Home Loan Bank advances	48,536	47,756
Short-term Federal Home Loan Bank advances	308,000	343,000
Total Federal Home Loan Bank advances	356,536	390,756
Repurchase agreements and other borrowed funds	197	512
Total borrowed funds	356,733	391,268
Advance payments by borrowers for taxes and insurance	25,038	23,812
Accrued interest payable	1,097	145
Accrued expenses and other liabilities	16,033	11,323
Total liabilities	2,355,640	1,941,539
Commitments and contingent liabilities (Note 5 and Note 13)
Shareholders' Equity:
Preferred stock-no par value; 1,000,000 shares authorized and no shares issued and outstanding
Common stock-no par value; 499,000,000 shares authorized; 54,138,910 shares issued and 49,800,126 and 46,581,370 shares, respectively, outstanding	177,458	174,360
Retained earnings	167,852	152,675
Accumulated other comprehensive loss	(18,685)	(21,040)
Treasury stock, at cost, 4,338,784 and 7,557,540 shares, respectively	(32,360)	(56,189)
Total shareholders’ equity	294,265	249,806
Total liabilities and shareholders’ equity	2,649,905	2,191,345
Customer list intangible [Member]
Securities:
Intangible assets	2,060	1,356
Core deposit intangibles [Member]
Securities:
Intangible assets	$ 1,934	$ 5