Summary of Significant Accounting Policies Comprehensive Income (Loss) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended	12 Months Ended
Dec. 31, 2013	Dec. 31, 2014	Sep. 30, 2013	Sep. 30, 2012
Accounting Policies [Abstract]
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	$ (6,623)us-gaap_ComprehensiveIncomeNetOfTax	$ (24,977)us-gaap_ComprehensiveIncomeNetOfTax	$ (36,907)us-gaap_ComprehensiveIncomeNetOfTax	$ (15,927)us-gaap_ComprehensiveIncomeNetOfTax
Comprehensive loss	(6,711)	(25,153)	(39,663)	(18,793)
Less: Comprehensive loss attributable to non-controlling interests	$ (88)	$ (176)	$ (2,756)	$ (2,866)

Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

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

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Other Comprehensive Income

-URI http://asc.fasb.org/extlink&oid=6519514

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

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Comprehensive Income

-URI http://asc.fasb.org/extlink&oid=35737396

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 220

-SubTopic 10

-Section 45

-Paragraph 5

-URI http://asc.fasb.org/extlink&oid=36458714&loc=d3e557-108580

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Net Income

-URI http://asc.fasb.org/extlink&oid=6518256

Name:	us-gaap_ComprehensiveIncomeNetOfTax
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration