Acquisitions	3 Months Ended
Mar. 31, 2018
Business Combinations [Abstract]
Acquisitions	ACQUISITIONS First Bank Lubbock Bancshares, Inc. On December 12, 2017, Heartland entered into a definitive merger agreement with First Bank Lubbock Bancshares, Inc., parent company of FirstBank & Trust Company, headquartered in Lubbock, Texas. Under the terms of the definitive merger agreement, Heartland will acquire First Bank Lubbock Bancshares, Inc. in a transaction valued at approximately $185.6 million as of the announcement date, subject to certain adjustments. Shareholders of First Bank Lubbock Bancshares, Inc. will receive a combination of Heartland common stock and cash. As of March 31, 2018, FirstBank & Trust Company had total assets of $971.5 million, including $704.9 million of gross loans held to maturity, and deposits of $869.3 million. Upon closing of the transaction, FirstBank & Trust Company will become a wholly-owned subsidiary of Heartland and will continue to operate under its current name and management team as Heartland's eleventh state-chartered bank. Heartland has received approval by the bank regulatory authorities related to this acquisition. The transaction is expected to close in the second quarter of 2018. Signature Bancshares, Inc. On February 23, 2018, Heartland completed the acquisition of Signature Bancshares, Inc., parent company of Signature Bank, headquartered in Minnetonka, Minnesota. Under the terms of the definitive merger agreement, Heartland acquired Signature Bancshares, Inc. in a transaction valued at approximately $61.4 million, of which $7.8 million was cash, and the remainder was settled by delivery of 1,000,843 shares of Heartland common stock. Simultaneous with the close, Signature Bank merged into Heartland's wholly-owned Minnesota Bank & Trust subsidiary, and the combined entity operates under the Minnesota Bank & Trust brand name. The transaction included, at fair value, total assets of $427.1 million, including $324.5 million of gross loans held to maturity, and deposits of $357.3 million. The transaction was a tax-free reorganization with respect to the stock consideration received by the stockholders of Signature Bancshares, Inc. Citywide Banks of Colorado, Inc. On July 7, 2017, Heartland acquired Citywide Banks of Colorado, Inc., parent company of Citywide Banks, headquartered in Aurora, Colorado. The transaction consideration was approximately $211.2 million, of which $58.6 million was cash, and the remainder was settled by delivery of 3,216,161 shares of Heartland common stock. Simultaneous with the close, Citywide Banks merged into Heartland's Centennial Bank and Trust subsidiary, and the combined entity operates as Citywide Banks. The transaction included, at fair value, total assets of $1.49 billion, including $985.4 million of net loans outstanding, and $1.21 billion of deposits on the acquisition date. Included in this transaction was one bank building with a fair value of $1.4 million that Heartland intends to sell and is classified as premises, furniture and equipment held for sale on the consolidated balance sheets. The transaction was a tax-free reorganization with respect to the stock consideration received by the stockholders of Citywide Banks of Colorado, Inc. Founders Bancorp On February 28, 2017, Heartland acquired Founders Bancorp, parent company of Founders Community Bank, based in San Luis Obispo, California. The purchase price was approximately $31.0 million, which was paid by delivery of 455,877 shares of Heartland common stock and cash of $8.4 million. The transaction included, at fair value, total assets of $213.9 million, loans of $96.4 million, and deposits of $181.5 million on the acquisition date. The transaction also included one bank building with a fair value of $576,000 that Heartland sold during the second quarter of 2017. Simultaneous with the closing of the transaction, Founders Community Bank merged into Heartland's Premier Valley Bank subsidiary. The transaction was a tax-free reorganization with respect to the stock consideration received by the stockholders of Founders Bancorp.

ACQUISITIONS

First Bank Lubbock Bancshares, Inc.

On December 12, 2017, Heartland entered into a definitive merger agreement with First Bank Lubbock Bancshares, Inc., parent company of FirstBank & Trust Company, headquartered in Lubbock, Texas. Under the terms of the definitive merger agreement, Heartland will acquire First Bank Lubbock Bancshares, Inc. in a transaction valued at approximately $185.6 million as of the announcement date, subject to certain adjustments. Shareholders of First Bank Lubbock Bancshares, Inc. will receive a combination of Heartland common stock and cash. As of March 31, 2018, FirstBank & Trust Company had total assets of $971.5 million, including $704.9 million of gross loans held to maturity, and deposits of $869.3 million. Upon closing of the transaction, FirstBank & Trust Company will become a wholly-owned subsidiary of Heartland and will continue to operate under its current name and management team as Heartland's eleventh state-chartered bank. Heartland has received approval by the bank regulatory authorities related to this acquisition. The transaction is expected to close in the second quarter of 2018.

Signature Bancshares, Inc.

On February 23, 2018, Heartland completed the acquisition of Signature Bancshares, Inc., parent company of Signature Bank, headquartered in Minnetonka, Minnesota. Under the terms of the definitive merger agreement, Heartland acquired Signature Bancshares, Inc. in a transaction valued at approximately $61.4 million, of which $7.8 million was cash, and the remainder was settled by delivery of 1,000,843 shares of Heartland common stock. Simultaneous with the close, Signature Bank merged into Heartland's wholly-owned Minnesota Bank & Trust subsidiary, and the combined entity operates under the Minnesota Bank & Trust brand name. The transaction included, at fair value, total assets of $427.1 million, including $324.5 million of gross loans held to maturity, and deposits of $357.3 million. The transaction was a tax-free reorganization with respect to the stock consideration received by the stockholders of Signature Bancshares, Inc.

Citywide Banks of Colorado, Inc.

On July 7, 2017, Heartland acquired Citywide Banks of Colorado, Inc., parent company of Citywide Banks, headquartered in Aurora, Colorado. The transaction consideration was approximately $211.2 million, of which $58.6 million was cash, and the remainder was settled by delivery of 3,216,161 shares of Heartland common stock. Simultaneous with the close, Citywide Banks merged into Heartland's Centennial Bank and Trust subsidiary, and the combined entity operates as Citywide Banks. The transaction included, at fair value, total assets of $1.49 billion, including $985.4 million of net loans outstanding, and $1.21 billion of deposits on the acquisition date. Included in this transaction was one bank building with a fair value of $1.4 million that Heartland intends to sell and is classified as premises, furniture and equipment held for sale on the consolidated balance sheets. The transaction was a tax-free reorganization with respect to the stock consideration received by the stockholders of Citywide Banks of Colorado, Inc.

Founders Bancorp

On February 28, 2017, Heartland acquired Founders Bancorp, parent company of Founders Community Bank, based in San Luis Obispo, California. The purchase price was approximately $31.0 million, which was paid by delivery of 455,877 shares of Heartland common stock and cash of $8.4 million. The transaction included, at fair value, total assets of $213.9 million, loans of $96.4 million, and deposits of $181.5 million on the acquisition date. The transaction also included one bank building with a fair value of $576,000 that Heartland sold during the second quarter of 2017. Simultaneous with the closing of the transaction, Founders Community Bank merged into Heartland's Premier Valley Bank subsidiary. The transaction was a tax-free reorganization with respect to the stock consideration received by the stockholders of Founders Bancorp.