Subsequent Events	6 Months Ended
Jun. 30, 2018
Subsequent Events [Abstract]
Subsequent Events	Note 15. Subsequent Event On July 12, 2018, the Company entered into a definitive agreement with Greater Hudson Bank, pursuant to which Greater Hudson Bank (OTCQX:GHDS) will merge with and into the Bank, which will be the surviving institution, in an all-stock transaction. Under the terms of the agreement each outstanding share of Greater Hudson Bank common stock will be exchanged for 0.245 shares of the Company’s common stock. The transaction is valued at $76.3 million, or approximately $6.16 per GHDS share, based upon the closing common stock price of $25.15 for ConnectOne Bancorp as of July 11, 2018. The transaction has been unanimously approved by the Board of Directors of both companies and is expected to be completed early in the first quarter of 2019, subject to approval by Greater Hudson’s shareholders, as well as regulatory approvals and other customary closing conditions.

The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 855
-URI http://asc.fasb.org/topic&trid=2122774

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