Acquisitions (Details 7) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2011	Jun. 04, 2011	Dec. 18, 2009 As Recorded by Peoples First Community Bank [Member] Peoples First Community Bank [Member]	Dec. 18, 2009 Fair Value Adjustments [Member] Peoples First Community Bank [Member]	Dec. 18, 2009 As Recorded by Hancock [Member] Peoples First Community Bank [Member]
Assets:
Cash			$ 98,068	$ 302,208	$ 400,276
Securities			16,149	0	16,149
Loans			1,461,541	(511,111)	950,430
Property and equipment			8	0	8
Core deposit intangible		224,000	0	11,610	11,610
FIDC loss share receivable			0	325,606	325,606
Other assets			13,000	(1,813)	11,187
Total identifiable assets			1,588,766	126,500	1,715,266
Liabilities
Deposits		9,200,000	1,552,454	10,483	1,562,937
FHLB advances			115,500	804	116,304
Other liabilities			2,402	12,891	15,293
Total liabilities		10,100,000	1,670,356	24,178	1,694,534
Net assets acquired	$ 11,200,000				$ 20,732