Per Common Share Amounts (Details) (USD $)	9 Months Ended
Sep. 30, 2013	Sep. 30, 2012	Dec. 31, 2012
Per Common Share Amounts
Common shares, par value (in dollars per share)	$ 0.01		$ 0.01
Dilutive common share equivalents	0	0

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would have been antidilutive for the period presented.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 260

-SubTopic 10

-Section 50

-Paragraph 1

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257

Name:	us-gaap_EarningsPerSharePotentiallyDilutiveSecurities
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration