Business Combinations	3 Months Ended
Mar. 31, 2019
Business Combinations [Abstract]
Business Combinations	BUSINESS COMBINATIONS First South Bancorp, Inc. On May 1, 2019, FCB completed the merger of Spartanburg, South Carolina-based First South Bancorp and its bank subsidiary, First South Bank. Under the terms of the agreement, cash consideration of $1.15 per share was paid to the shareholders of First South Bancorp for each share of common stock totaling approximately $37.5 million. The total consideration assumes the conversion of all First South Bancorp's Series A preferred shares into common stock. The merger will allow FCB to expand its presence and enhance banking efforts in South Carolina. As of March 31, 2019, First South Bancorp reported $236.0 million in consolidated assets, $206.1 million in deposits and $183.3 million in loans. Entegra Financial Corp. On April 23, 2019, FCB and Entegra Financial Corp. (Entegra) entered into a definitive merger agreement for the acquisition by FCB of Franklin, North Carolina-based Entegra and its bank subsidiary, Entegra Bank. Under the terms of the agreement, cash consideration of $30.18 per share will be paid to the shareholders of Entegra for each share of common stock and for each restricted stock unit after conversion to common stock, and each option to purchase Entegra common stock will be canceled and each option holder will receive a cash payment equal to $30.18 for each share underlying the option minus the applicable exercise price of the option. The total transaction value, including termination fee, is anticipated to be approximately $219.8 million. The transaction is anticipated to close during the second half of 2019, subject to the receipt of regulatory approvals and the approval of Entegra's shareholders. As of March 31, 2019, Entegra reported $1.67 billion in consolidated assets, $1.25 billion in deposits and $1.08 billion in loans. Biscayne Bancshares, Inc. On April 2, 2019, FCB completed the merger of Coconut Grove, Florida-based Biscayne Bancshares, Inc. (Biscayne Bancshares) and its bank subsidiary, Biscayne Bank. Under the terms of the agreement, cash consideration of $25.05 per share was paid to the shareholders of Biscayne Bancshares for each share of common stock, totaling approximately $118.9 million. The merger will allow FCB to expand its presence in Florida and enhance banking efforts in South Florida. As of March 31, 2019, Biscayne Bancshares reported $1.02 billion in consolidated assets, $879.9 million in loans and $788.2 million in deposits.

BUSINESS COMBINATIONS

First South Bancorp, Inc.

On May 1, 2019, FCB completed the merger of Spartanburg, South Carolina-based First South Bancorp and its bank subsidiary, First South Bank. Under the terms of the agreement, cash consideration of $1.15 per share was paid to the shareholders of First South Bancorp for each share of common stock totaling approximately $37.5 million. The total consideration assumes the conversion of all First South Bancorp's Series A preferred shares into common stock. The merger will allow FCB to expand its presence and enhance banking efforts in South Carolina. As of March 31, 2019, First South Bancorp reported $236.0 million in consolidated assets, $206.1 million in deposits and $183.3 million in loans.

Entegra Financial Corp.

On April 23, 2019, FCB and Entegra Financial Corp. (Entegra) entered into a definitive merger agreement for the acquisition by FCB of Franklin, North Carolina-based Entegra and its bank subsidiary, Entegra Bank. Under the terms of the agreement, cash consideration of $30.18 per share will be paid to the shareholders of Entegra for each share of common stock and for each restricted stock unit after conversion to common stock, and each option to purchase Entegra common stock will be canceled and each option holder will receive a cash payment equal to $30.18 for each share underlying the option minus the applicable exercise price of the option. The total transaction value, including termination fee, is anticipated to be approximately $219.8 million. The transaction is anticipated to close during the second half of 2019, subject to the receipt of regulatory approvals and the approval of Entegra's shareholders. As of March 31, 2019, Entegra reported $1.67 billion in consolidated assets, $1.25 billion in deposits and $1.08 billion in loans.

Biscayne Bancshares, Inc.

On April 2, 2019, FCB completed the merger of Coconut Grove, Florida-based Biscayne Bancshares, Inc. (Biscayne Bancshares) and its bank subsidiary, Biscayne Bank. Under the terms of the agreement, cash consideration of $25.05 per share was paid to the shareholders of Biscayne Bancshares for each share of common stock, totaling approximately $118.9 million. The merger will allow FCB to expand its presence in Florida and enhance banking efforts in South Florida. As of March 31, 2019, Biscayne Bancshares reported $1.02 billion in consolidated assets, $879.9 million in loans and $788.2 million in deposits.