Related Party Transactions (Details Textual) (USD $)	12 Months Ended
Dec. 31, 2012	Dec. 31, 2011
Related Party Transactions (Textual) [Abstract]
Recognized interest expense	$ 632,000	$ 519,000
Majority Shareholder [Member]
Related Party Transactions (Textual) [Abstract]
Recognized interest expense	$ 600,000	$ 700,000

The amount of interest expense incurred during the period on a debt or other obligation to a related party.

No definition available.

Name:	us-gaap_InterestExpenseRelatedParty
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration