Income (Loss) Per Share of Common Stock - Schedule of Potentially Dilutive Securities Excluded from Computation (Details) - shares shares in Millions	1 Months Ended	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2016	Nov. 30, 2015	Nov. 30, 2014
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Total potentially dilutive securities (in shares)	0.0	7.1	12.8	19.8
Employee Stock Option and Stock Purchase Plan [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Total potentially dilutive securities (in shares)	0.0	0.0	0.2	0.2
Unvested Restricted Shares [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Total potentially dilutive securities (in shares)	0.0	0.0	1.6	1.7
4 1/16% Convertible Subordinated Debentures [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Total potentially dilutive securities (in shares)	0.0	7.1	11.0	17.9
Debt instrument interest rate stated percentage		4.0625%