Mergers and Acquisitions-Pro Forma (Details) (First M&F Merger, USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended	6 Months Ended
	Jun. 30, 2013	Jun. 30, 2013
First M&F Merger
Business Acquisition [Line Items]
Interest income	$ 55,946	$ 110,800
Interest expense	7,588	15,294
Net interest income	48,358	95,506
Provision for loan losses	4,380	8,710
Noninterest income	19,903	42,983
Noninterest expense	52,474	104,120
Income before income taxes	11,407	25,659
Income taxes	2,829	6,646
Net income	$ 8,578	$ 19,013
Pro Forma Earnings Per Share, Basic (usd per share)	$ 0.28	$ 0.61
Pro Forma Earnings Per Share, Diluted (usd per share)	$ 0.27	$ 0.60