Share Repurchase Program (Details Textual)	Dec. 21, 2011
Share Repurchase Program (Textual) [Abstract]
outstanding common shares	920,000
Percentage of outstanding common shares available for repurchase	10.00%

The number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan.

No definition available.

Name:	us-gaap_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant