Earnings Per Share (Details 2)	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Weighted-average securities not included in computation of diluted shares outstanding (in shares)	25,563,000	25,735,000
Contingently Issuable Shares For The Founder Preferred Share Dividend Right [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Weighted-average securities not included in computation of diluted shares outstanding (in shares)	2,168,000	8,783,000
Shares Issualble Upon Conversion Of Warrants [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Weighted-average securities not included in computation of diluted shares outstanding (in shares)	0	4,510,000
Shares Issuable Upon Conversion of PDH Non-controlling Interest [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Weighted-average securities not included in computation of diluted shares outstanding (in shares)	8,619,000	8,775,000
Shares Issuable Upon Conversion Of Founder Preferred Shares [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Weighted-average securities not included in computation of diluted shares outstanding (in shares)	2,000,000	2,000,000
Shares Issuable Upon Conversion Of Series B Preferred Shares [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Weighted-average securities not included in computation of diluted shares outstanding (in shares)	11,299,000	0
Contingently Issuable for the Contingent Consideration [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Weighted-average securities not included in computation of diluted shares outstanding (in shares)	1,333,000	525,000
Shares Issuable Upon Conversion Of 401K Exchange Rights [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Weighted-average securities not included in computation of diluted shares outstanding (in shares)	0	1,076,000
Equity Option [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Weighted-average securities not included in computation of diluted shares outstanding (in shares)	87,000	66,000
Restricted Stock Units (RSUs) [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Weighted-average securities not included in computation of diluted shares outstanding (in shares)	57,000	0