Renasant Corporation (Parent Company Only) Condensed Financial Information (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Assets
Cash and cash equivalents	$ 246,648	$ 132,420	$ 209,017	$ 292,669
Other assets	234,485	179,287
Total assets	5,746,270	4,178,616	4,202,008
Liabilities and shareholders’ equity
Intercompany borrowed funds(1)	1,500
Other liabilities	66,831	54,481
Total shareholders’ equity	665,652	498,208	487,202	469,509
Total liabilities and shareholders’ equity	5,746,270	4,178,616
Renasant Corporation
Assets
Cash and cash equivalents	9,723	3,883	4,724	20,679
Investments	7,315	6,568
Investment in bank subsidiary	739,688	563,345
Accrued interest receivable on bank balances	6	9
Stock options receivable	1,967	102
Other assets	4,637	4,048
Total assets	763,336	577,955
Liabilities and shareholders’ equity
Junior subordinated debentures	94,187	75,609
Intercompany borrowed funds(1)	1,500	1,500
Accrued interest payable on intercompany borrowed funds(1)	25	21
Other liabilities	1,972	2,617
Total shareholders’ equity	665,652	498,208
Total liabilities and shareholders’ equity	$ 763,336	$ 577,955