Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.

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+ Details

Cash And Cash Equivalents (Schedule Of Cash And Cash Equivalents) (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012	Mar. 31, 2012	Dec. 31, 2011
Cash and Cash Equivalents [Line Items]
Cash and cash equivalents	$ 4,035	$ 9,939	$ 3,541	$ 6,584
Cash In Banks [Member]
Cash and Cash Equivalents [Line Items]
Cash and cash equivalents	$ 4,035	$ 9,939	$ 3,541