Condensed Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Statement of Comprehensive Income [Abstract]
Net loss	$ (136,763)	$ (2,199)
Other comprehensive (loss) income, net of tax:
Foreign currency translation adjustments, net of tax of $0, for each of the three months ended March 31, 2020 and 2019	(15)	11
Total other comprehensive (loss) income, net of tax	(15)	11
Total comprehensive (loss) income including non-controlling interests	(136,778)	(2,188)
Comprehensive (loss) income attributable to non-controlling interest	(440)	(150)
Total comprehensive (loss) income attributable to Town Sports International Holdings, Inc. and Subsidiaries	$ (136,338)	$ (2,038)