Business Combinations - Purchase Price (Details) - First Green Bancorp, Inc. $ / shares in Units, shares in Thousands, $ in Thousands	Oct. 19, 2018 USD ($) $ / shares shares
Business Acquisition [Line Items]
Shares exchanged for cash	$ 5,462
Per share exchange ratio (in shares)	0.7324
Number of shares of common stock issued (in shares) \| shares	4,000
Multiplied by common stock price per share (in dollars per share) \| $ / shares	$ 26.87
Value of common stock issued	$ 107,486
Cash paid for First Green vested stock options	6,558
Total purchase price	$ 114,044

per share exchange ratio.

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Number of shares of equity interests issued or issuable to acquire entity.

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Fair value at acquisition-date of the equity interest in the acquiree held by the acquirer, immediately before the acquisition date for businesses combined in stages.

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The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

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