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Condensed Consolidated Statement of Equity (Parenthetical) (USD $) In Thousands, unless otherwise specified | 9 Months Ended
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Sep. 30, 2014 Preferred shares | Sep. 30, 2014 Common Stock Class A common shares
Offering costs | $ 10,567 | $ 4,705

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- Definition The cash outflow for cost incurred directly with the issuance of an equity security. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3291-108585 + Details
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