REGULATORY MATTERS (Additional Information) (Detail) (USD $) In Millions, unless otherwise specified	Dec. 31, 2013
Cumulative Dividends	$ 110.9

Amount of cumulative cash dividends distributed to shareholders.

No definition available.

Name:	us-gaap_CumulativeDividends
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant