Earnings (Loss) Per Share - Narrative (Details) - shares	3 Months Ended	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2020	Dec. 31, 2019	Nov. 19, 2013
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive securities excluded from computation of diluted earnings per share (in shares)	900,000	250,000
Weighted average dilutive shares, contingently issuable (in shares)	70,000	20,000
Weighted Average
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive securities excluded from computation of diluted earnings per share (in shares)	615,690
Convertible Senior Notes 1.00 percent due December 2020
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Interest rate, as a percentage	1.00%	1.00%	1.00%	1.00%