Consolidated Balance Sheets - USD ($) $ in Thousands		Dec. 31, 2018	Dec. 31, 2017
Assets
Cash and due from banks		$ 85,896	$ 86,191
Interest-earning deposits		163,630	68,008
Federal funds sold		0	734
Cash and cash equivalents	[1]	249,526	154,933
Certificates of deposit in other banks		993	1,746
Securities available for sale (“AFS”), at fair value		400,144	405,153
Other investments		17,997	14,837
Loans held for sale		1,639	4,666
Loans		2,166,181	2,087,925
Allowance for loan losses		(13,153)	(12,653)
Loans, net		2,153,028	2,075,272
Premises and equipment, net		48,173	47,151
Bank owned life insurance (“BOLI”)		66,310	64,453
Goodwill and other intangibles, net		124,307	128,406
Accrued interest receivable and other assets		34,418	35,816
Total assets		3,096,535	2,932,433
Noninterest-bearing Deposit Liabilities		753,065	631,831
Liabilities:
Interest-bearing Deposit Liabilities		1,861,073	1,839,233
Total deposits		2,614,138	2,471,064
Short-term borrowings		0	0
Long-term borrowings		77,305	78,046
Accrued interest payable and other liabilities		17,740	18,444
Total liabilities		2,709,183	2,567,554
Stockholders’ Equity:
Common stock		95	98
Additional paid-in capital		247,790	263,835
Retained earnings		144,364	102,391
Accumulated other comprehensive loss		(5,640)	(2,146)
Total Nicolet Bankshares, Inc. stockholders’ equity		386,609	364,178
Noncontrolling interest		743	701
Total stockholders’ equity and noncontrolling interest		387,352	364,879
Total liabilities, noncontrolling interest and stockholders’ equity		$ 3,096,535	$ 2,932,433
Preferred shares authorized (no par value)		10,000,000	10,000,000
Preferred shares issued and outstanding		0	0
Common shares authorized (par value $0.01 per share)		30,000,000	30,000,000
Common shares outstanding		9,495,265	9,818,247
Common shares issued		9,524,777	9,849,167

[1] Cash and cash equivalents include restricted cash of $6.3 million and $5.4 million at December 31, 2018 and 2017, respectively, for the reserve balance required with the Federal Reserve Bank. There was no reserve balance required at December 31, 2016.