Additional Paid-In Capital (Schedule Of Additional Paid-In Capital) (Details) (USD $) In Thousands, unless otherwise specified			3 Months Ended					3 Months Ended
Mar. 31, 2013 Warrants [Member]	Dec. 31, 2012 Warrants [Member]	Mar. 31, 2013 Stock Based Compensation [Member]	Mar. 31, 2013 Compensation Options [Member]	Dec. 31, 2012 Compensation Options [Member]	Mar. 31, 2013 Other Paid-In Capital [Member]	Dec. 31, 2012 Other Paid-In Capital [Member]	Mar. 31, 2013 Additional Paid-In Capital [Member]
Balance, beginning of year	$ 12,936	$ 12,936	$ 7,655	$ 294	$ 294	$ 11,270	$ 11,270	$ 32,155
Stock options expensed			108					108
Restricted stock units expensed			768					768
Restricted Stock Units Exercised			(153)					(153)
Balance, end of period	$ 12,936	$ 12,936	$ 8,378	$ 294	$ 294	$ 11,270	$ 11,270	$ 32,878

Excess of issue price over par or stated value of the entity's capital stock and amounts received from other transactions involving the entity's stock or stockholders. Includes adjustments to additional paid in capital. Some examples of such adjustments include recording the issuance of debt with a beneficial conversion feature and certain tax consequences of equity instruments awarded to employees. Use this element for the aggregate amount of additional paid-in capital associated with common and preferred stock. For additional paid-in capital associated with only common stock, use the element additional paid in capital, common stock. For additional paid-in capital associated with only preferred stock, use the element additional paid in capital, preferred stock.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 31

-Article 5

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.30(a)(1))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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