Mergers and Acquisitions	6 Months Ended
Jun. 30, 2017
Business Combinations [Abstract]
Mergers and Acquisitions	Mergers and Acquisitions (In Thousands, Except Share Data) Acquisition of Metropolitan BancGroup, Inc. Effective July 1, 2017, the Company completed its acquisition of Metropolitan, the parent company of Metropolitan Bank, in a transaction valued at approximately $218,000. The Company issued 4,883,182 shares of common stock and paid approximately $4,764 to Metropolitan stock option holders for 100% of the voting equity interest in Metropolitan. At closing, Metropolitan merged with and into Renasant, with Renasant the surviving corporation in the merger; immediately thereafter, Metropolitan Bank merged with and into Renasant Bank, with Renasant Bank the surviving banking corporation in the merger. Prior to any determination of purchase accounting adjustments, as a result of the acquisition, the Company acquired total assets of approximately $1,220,000, which included total loans of approximately $990,000, total deposits of approximately $940,000, and eight banking locations in Nashville and Memphis, Tennessee and the Jackson, Mississippi Metropolitan Statistical Area. The Company is finalizing the fair value of assets acquired and liabilities assumed as part of the acquisition. Acquisition of KeyWorth Bank Effective April 1, 2016, the Company completed its acquisition of KeyWorth in a transaction valued at approximately $58,884. The Company issued 1,680,021 shares of common stock and paid approximately $3,594 to KeyWorth stock option and warrant holders for 100% of the voting equity interest in KeyWorth. At closing, KeyWorth merged with and into Renasant Bank, with Renasant Bank the surviving banking corporation in the merger. As a result of the KeyWorth acquisition, the Company acquired total assets with a fair value of $415,232, total loans with a fair value of $272,330 and total deposits with a fair value of $348,961, and six banking locations in the Atlanta metropolitan area. The Company recorded approximately $22,643 in intangible assets which consist of goodwill of $20,633 and a core deposit intangible of $2,010. Goodwill resulted from a combination of revenue enhancements from expansion into new markets and efficiencies resulting from operational synergies. The fair value of the core deposit intangible is being amortized on an accelerated basis over the estimated useful life, currently expected to be approximately 10 years. The goodwill is not deductible for income tax purposes.

Mergers and Acquisitions

(In Thousands, Except Share Data)

Acquisition of Metropolitan BancGroup, Inc.

Effective July 1, 2017, the Company completed its acquisition of Metropolitan, the parent company of Metropolitan Bank, in a transaction valued at approximately $218,000. The Company issued 4,883,182 shares of common stock and paid approximately $4,764 to Metropolitan stock option holders for 100% of the voting equity interest in Metropolitan. At closing, Metropolitan merged with and into Renasant, with Renasant the surviving corporation in the merger; immediately thereafter, Metropolitan Bank merged with and into Renasant Bank, with Renasant Bank the surviving banking corporation in the merger.

Prior to any determination of purchase accounting adjustments, as a result of the acquisition, the Company acquired total assets of approximately $1,220,000, which included total loans of approximately $990,000, total deposits of approximately $940,000, and eight banking locations in Nashville and Memphis, Tennessee and the Jackson, Mississippi Metropolitan Statistical Area. The Company is finalizing the fair value of assets acquired and liabilities assumed as part of the acquisition.

Acquisition of KeyWorth Bank

Effective April 1, 2016, the Company completed its acquisition of KeyWorth in a transaction valued at approximately $58,884. The Company issued 1,680,021 shares of common stock and paid approximately $3,594 to KeyWorth stock option and warrant holders for 100% of the voting equity interest in KeyWorth. At closing, KeyWorth merged with and into Renasant Bank, with Renasant Bank the surviving banking corporation in the merger.

As a result of the KeyWorth acquisition, the Company acquired total assets with a fair value of $415,232, total loans with a fair value of $272,330 and total deposits with a fair value of $348,961, and six banking locations in the Atlanta metropolitan area.

The Company recorded approximately $22,643 in intangible assets which consist of goodwill of $20,633 and a core deposit intangible of $2,010. Goodwill resulted from a combination of revenue enhancements from expansion into new markets and efficiencies resulting from operational synergies. The fair value of the core deposit intangible is being amortized on an accelerated basis over the estimated useful life, currently expected to be approximately 10 years. The goodwill is not deductible for income tax purposes.