Subsequent Events	9 Months Ended
Sep. 30, 2015
Subsequent Events [Abstract]
Subsequent Events	NOTE 9: Subsequent events On October 5, 2015, the Company entered into an Agreement and Plan of Merger (“Agreement”) with Community Bank of South Florida, Inc. (“Community Bank”), whereby Community Bank will be merged with and into the Company (the “Merger”), with the Company continuing as the surviving corporation in the Merger. Pursuant to and simultaneously with entering into the Agreement, the Company’s wholly owned subsidiary bank, CenterState Bank of Florida, N.A. (“CenterState Bank”) and Community Bank’s wholly owned subsidiary bank, Community Bank of Florida, Inc., will merge with CenterState Bank as the surviving bank. Under the terms and subject to the conditions of the Agreement each outstanding share of Community Bank common stock is entitled to receive either a $13.31 cash payment or 0.9148 shares of the Company’s common stock. The Agreement has been unanimously approved by the board of directors of the Company and Community Bank. The transaction is expected to close in the first quarter of 2016 subject to customary conditions, including receipt of all applicable regulatory approvals and Community Bank shareholder approval. Community Bank, which is headquartered in Homestead, Florida, currently operates 11 banking locations in the Miami-Fort Lauderdale-West Palm Beach, Key West and Lakeland-Winter Haven MSAs. At September 30, 2015, Community Bank reported total assets of $486,392, gross loans of $334,548 and deposits of $437,526. On October 27, 2015, the Company entered into an Agreement and Plan of Merger (“Agreement”) with Hometown of Homestead Banking Company (“Hometown”), whereby Hometown will be merged with and into the Company (the “Merger”), with the Company continuing as the surviving corporation in the Merger. Pursuant to and simultaneously with entering into the Agreement, the Company’s wholly owned subsidiary bank, CenterState Bank of Florida, N.A. (“CenterState Bank”) and Hometown’s wholly owned subsidiary bank, 1^st National Bank of South Florida, will merge with CenterState Bank as the surviving bank. Under the terms and subject to the conditions of the Agreement each outstanding share of Hometown common stock is entitled to receive $1.25 cash payment. The Agreement has been unanimously approved by the board of directors of the Company and Hometown. The transaction is expected to close in the first quarter of 2016 subject to customary conditions, including receipt of all applicable regulatory approvals and Hometown shareholder approval. Hometown, which is headquartered in Homestead, Florida, currently operates 6 banking locations in the Miami-Fort Lauderdale-West Palm Beach MSA. At September 30, 2015, Hometown reported total assets of $347,504, gross loans of $206,000 and deposits of $281,041.

NOTE 9: Subsequent events

On October 5, 2015, the Company entered into an Agreement and Plan of Merger (“Agreement”) with Community Bank of South Florida, Inc. (“Community Bank”), whereby Community Bank will be merged with and into the Company (the “Merger”), with the Company continuing as the surviving corporation in the Merger. Pursuant to and simultaneously with entering into the Agreement, the Company’s wholly owned subsidiary bank, CenterState Bank of Florida, N.A. (“CenterState Bank”) and Community Bank’s wholly owned subsidiary bank, Community Bank of Florida, Inc., will merge with CenterState Bank as the surviving bank. Under the terms and subject to the conditions of the Agreement each outstanding share of Community Bank common stock is entitled to receive either a $13.31 cash payment or 0.9148 shares of the Company’s common stock. The Agreement has been unanimously approved by the board of directors of the Company and Community Bank. The transaction is expected to close in the first quarter of 2016 subject to customary conditions, including receipt of all applicable regulatory approvals and Community Bank shareholder approval. Community Bank, which is headquartered in Homestead, Florida, currently operates 11 banking locations in the Miami-Fort Lauderdale-West Palm Beach, Key West and Lakeland-Winter Haven MSAs. At September 30, 2015, Community Bank reported total assets of $486,392, gross loans of $334,548 and deposits of $437,526.

On October 27, 2015, the Company entered into an Agreement and Plan of Merger (“Agreement”) with Hometown of Homestead Banking Company (“Hometown”), whereby Hometown will be merged with and into the Company (the “Merger”), with the Company continuing as the surviving corporation in the Merger. Pursuant to and simultaneously with entering into the Agreement, the Company’s wholly owned subsidiary bank, CenterState Bank of Florida, N.A. (“CenterState Bank”) and Hometown’s wholly owned subsidiary bank, 1^st National Bank of South Florida, will merge with CenterState Bank as the surviving bank. Under the terms and subject to the conditions of the Agreement each outstanding share of Hometown common stock is entitled to receive $1.25 cash payment. The Agreement has been unanimously approved by the board of directors of the Company and Hometown. The transaction is expected to close in the first quarter of 2016 subject to customary conditions, including receipt of all applicable regulatory approvals and Hometown shareholder approval. Hometown, which is headquartered in Homestead, Florida, currently operates 6 banking locations in the Miami-Fort Lauderdale-West Palm Beach MSA. At September 30, 2015, Hometown reported total assets of $347,504, gross loans of $206,000 and deposits of $281,041.