Acquisition (Pro Forma Information) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended	9 Months Ended
Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Acquisition [Abstract]
Net operating revenue	$ 28,826	$ 28,676	$ 80,595	$ 85,392
Net earnings	$ 974	$ 910	$ 6,245	$ 3,459
Basic and diluted earnings per share	$ 0.04	$ 0.04	$ 0.25	$ 0.14

Business acquisition, pro forma earnings per share, basic and diluted.

No definition available.

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- Definition

The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (h)(2)-(3)

-URI http://asc.fasb.org/extlink&oid=7659399&loc=d3e1392-128463

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- Definition

The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period.

+ References

+ Details

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- Details

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