Commitments and Contingent Liabilities (Details) (USD $) In Billions, unless otherwise specified	Sep. 30, 2013
Commitments and Contingent Liabilities
Commitments to extend credit and standby letters of credit	$ 1.4

The total amount outstanding of the commitments to extend credit and standby letters of credit as of the reporting date.

No definition available.

Name:	scbt_CommitmentsToExtendCreditAndStandbyLettersOfCredit
Namespace Prefix:	scbt_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant