Accounts Payable (Schedule of Accounts Payable) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Accounts Payables [Abstract]
Creditors	$ 496	$ 392
Brokers	1,342	1,353
Insurances	138	165
Professional and legal fees	114	112
Total	$ 2,090	$ 2,022

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. For classified balance sheets, used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer); for unclassified balance sheets, used to reflect the total liabilities (regardless of due date).

No definition available.

Name:	us-gaap_AccountsPayable
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant