Subsequent Events (Details Textual) (Subsequent Event, USD $) In Millions, unless otherwise specified	1 Months Ended
Feb. 27, 2014
Subsequent Event
Subsequent Events (Textual) [Abstract]
Remaining amount of stock available for repurchase	$ 2.6
Stock repurchase plan, extended period	1 year

Period which shares may be purchased under a stock repurchase plan authorized by an entity's Board of Directors, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

No definition available.

Name:	us-gaap_StockRepurchaseProgramPeriodInForce1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration