Acquisitions	12 Months Ended
Dec. 31, 2018
Business Combinations [Abstract]
Acquisitions	ACQUISITIONS Highlands Bank On January 4, 2019, the Company completed its acquisition of Highlands Bancorp, Inc. ("Highlands"), a bank holding company headquartered in Vernon, New Jersey. Highlands was the parent of Highlands State Bank, which operated four branches in Sussex, Passaic and Morris Counties in New Jersey. This acquisition enabled the Company to broaden its presence in those counties. Effective as of the close of business on January 4, 2019, Highlands merged into the Company and Highlands State Bank merged into Lakeland. Pursuant to the merger agreement, the shareholders of Highlands received for each outstanding share of Highlands common stock that they owned at the effective time of the merger, 1.015 shares of Lakeland Bancorp, Inc. common stock. The Company issued 2,837,524 shares of its common stock in the merger. Outstanding Highlands options were paid out in cash at the difference between $14.71 and an average strike price of $8.09 for a total cash payment of $797,000. As of January 4, 2019, Highlands had total assets, total loans, total deposits and total capital of $480.8 million, $438.3 million, $408.8 million and $31.2 million, respectively. The acquisition was accounted for under the acquisition method of accounting and accordingly, the assets acquired and liabilities assumed in the acquisition were recorded at their estimated fair values as of the acquisition date. Highlands' assets were recorded at their preliminary estimated fair values as of January 4, 2019 and Highlands' results of operations will be included in the Company's Consolidated Statements of Income from that date forward. Harmony Bank On July 1, 2016, the Company completed its acquisition of Harmony Bank (“Harmony”), a bank located in Ocean County, New Jersey. This merger allowed the Company to expand its presence to Ocean County. The acquisition was accounted for under the acquisition method of accounting and accordingly, the assets acquired and liabilities assumed in the acquisition were recorded at their estimated fair values based on management’s best estimates using information available at the date of the acquisition, including the use of a third party valuation specialist. Harmony's results of operations have been included in the Company's Consolidated Statements of Income since July 1, 2016. Pascack Bancorp On January 7, 2016, the Company completed its acquisition of Pascack Bancorp, Inc. (“Pascack”), a bank holding company headquartered in Waldwick, New Jersey. Pascack was the parent of Pascack Community Bank, which operated 8 branches in Bergen and Essex Counties in New Jersey. This acquisition enabled the Company to broaden its presence in Bergen and Essex counties. The acquisition was accounted for under the acquisition method of accounting. Accordingly, the assets acquired and liabilities assumed in the acquisition were recorded at their estimated fair values based on management’s best estimates using information available at the date of the acquisition, including the use of a third party valuation specialist. Pascack's results of operations have been included in the Company's Consolidated Statements of Income since January 7, 2016. Direct costs related to the Highlands, Pascack and Harmony acquisitions were expensed as incurred. During the years ended December 31, 2018 and 2016, the Company incurred $464,000 and $4.1 million, respectively, of merger and acquisition integration-related expenses, which have been separately stated in the Company’s Consolidated Statements of Income. There were no merger or acquisition integration-related expenses in 2017.

ACQUISITIONS

Highlands Bank

On January 4, 2019, the Company completed its acquisition of Highlands Bancorp, Inc. ("Highlands"), a bank holding company headquartered in Vernon, New Jersey. Highlands was the parent of Highlands State Bank, which operated four branches in Sussex, Passaic and Morris Counties in New Jersey. This acquisition enabled the Company to broaden its presence in those counties. Effective as of the close of business on January 4, 2019, Highlands merged into the Company and Highlands State Bank merged into Lakeland. Pursuant to the merger agreement, the shareholders of Highlands received for each outstanding share of Highlands common stock that they owned at the effective time of the merger, 1.015 shares of Lakeland Bancorp, Inc. common stock. The Company issued 2,837,524 shares of its common stock in the merger. Outstanding Highlands options were paid out in cash at the difference between $14.71 and an average strike price of $8.09 for a total cash payment of $797,000. As of January 4, 2019, Highlands had total assets, total loans, total deposits and total capital of $480.8 million, $438.3 million, $408.8 million and $31.2 million, respectively.

The acquisition was accounted for under the acquisition method of accounting and accordingly, the assets acquired and liabilities assumed in the acquisition were recorded at their estimated fair values as of the acquisition date. Highlands' assets were recorded at their preliminary estimated fair values as of January 4, 2019 and Highlands' results of operations will be included in the Company's Consolidated Statements of Income from that date forward.

Harmony Bank

On July 1, 2016, the Company completed its acquisition of Harmony Bank (“Harmony”), a bank located in Ocean County, New Jersey. This merger allowed the Company to expand its presence to Ocean County.

The acquisition was accounted for under the acquisition method of accounting and accordingly, the assets acquired and liabilities assumed in the acquisition were recorded at their estimated fair values based on management’s best estimates using information available at the date of the acquisition, including the use of a third party valuation specialist. Harmony's results of operations have been included in the Company's Consolidated Statements of Income since July 1, 2016.

Pascack Bancorp

On January 7, 2016, the Company completed its acquisition of Pascack Bancorp, Inc. (“Pascack”), a bank holding company headquartered in Waldwick, New Jersey. Pascack was the parent of Pascack Community Bank, which operated 8 branches in Bergen and Essex Counties in New Jersey. This acquisition enabled the Company to broaden its presence in Bergen and Essex counties.

The acquisition was accounted for under the acquisition method of accounting. Accordingly, the assets acquired and liabilities assumed in the acquisition were recorded at their estimated fair values based on management’s best estimates using information available at the date of the acquisition, including the use of a third party valuation specialist. Pascack's results of operations have been included in the Company's Consolidated Statements of Income since January 7, 2016.

Direct costs related to the Highlands, Pascack and Harmony acquisitions were expensed as incurred. During the years ended December 31, 2018 and 2016, the Company incurred $464,000 and $4.1 million, respectively, of merger and acquisition integration-related expenses, which have been separately stated in the Company’s Consolidated Statements of Income. There were no merger or acquisition integration-related expenses in 2017.