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Earnings per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017	Nov. 03, 2019	Sep. 01, 2019	Jun. 30, 2019	Nov. 01, 2018	Jan. 22, 2018	Jun. 30, 2014
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Net loss per share from continuing operations (in dollars per share)	$ (1.64)	$ (0.68)	$ (0.74)
Net (loss) income per share from discontinued operations (in dollars per share)	(1.34)	0.06	0.42
Basic and diluted net loss per share (in dollars per share)	$ (2.98)	$ (0.62)	$ (0.32)
Net loss from continuing operations	$ (43,431)	$ (14,653)	$ (15,402)
Less net gain (loss) attributable to noncontrolling interests	0	0	5
Accretion of preferred stock dividends and redemption premium	3,347	4,070	3,783
Total net loss from continuing operations less accretion of dividends on preferred stock and redemption premium	(46,778)	(18,723)	(19,190)
Net (loss) income from discontinued operations, net of tax	(38,177)	1,493	10,929
Net loss allocable to common shareholders of Jason Industries	$ (84,955)	$ (17,230)	$ (8,261)
Basic and diluted weighted-average shares outstanding (in shares)	28,484,000	27,595,000	26,082,000
Weighted average number of anti-dilutive shares excluded from denominator (in shares)	14,447,000	20,867,000	20,086,000
Warrant exercise price (in dollars per share)	$ 12.00				$ 5.00	$ 12.00
Preferred stock, shares declared (in shares)				860			794
Series A Preferred Stock
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Shares issued upon conversion (in shares)				81.18				81.18	81.18
Warrant [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Weighted average number of anti-dilutive shares excluded from denominator (in shares)	6,901,000	13,994,000	13,994,000
Conversion of Series A 8% Perpetual Convertible Preferred
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Weighted average number of anti-dilutive shares excluded from denominator (in shares)	3,442,000	3,235,000	3,858,000
Convertible Common Stock [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Weighted average number of anti-dilutive shares excluded from denominator (in shares)	0	0	59,000
Restricted stock units
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Weighted average number of anti-dilutive shares excluded from denominator (in shares)	2,702,000	2,331,000	796,000
Performance share units
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Weighted average number of anti-dilutive shares excluded from denominator (in shares)	1,402,000	1,307,000	1,379,000