Equity (Details 3) (USD $)	Sep. 30, 2013
Warrants and Rights Note Disclosure [Abstract]
Total warrants	1,360,823
Fair value per warrant	$ 34.06
Warrant value included within other noncurrent liabilities	$ 46,349,631.38
Warrants Issued On Emergence Date [Member]
Warrants and Rights Note Disclosure [Abstract]
Total warrants	1,634,210
Warrants Subsequently Issued In Settlement Of Pre-Petition Claims [Member]
Warrants and Rights Note Disclosure [Abstract]
Total warrants	237,897
Remaining Warrants To Be Issued In Settlement Of Pre-Petition Claims [Member]
Warrants and Rights Note Disclosure [Abstract]
Total warrants	306,840
Warrants Exercised [Member]
Warrants and Rights Note Disclosure [Abstract]
Total warrants	818,124	[1]

[1] (*) During the nine months ended September 30, 2013, certain warrant holders exercised a total of 772,817 warrants resulting in the issuance of 425,618 Class A shares.