Summary of significant accounting policies (Tables)

12 Months Ended

Dec. 31, 2018

Schedule of Estimated Useful Lives of Fixed Assets

The estimated useful lives of the Company’s fixed assets by class of asset are as follows:



	Years
Buildings and building improvements	20–40
Information technology and systems	3-5
Furniture and fixtures	5
Leasehold improvements	Useful life or term of lease whichever is shorter
Fitness equipment	5–7
Vehicles	5

Summary of Company's Assets and Liabilities Measured at Fair Value on Recurring Basis

The table below presents information about the Company’s assets and liabilities that are measured at fair value on a recurring basis as of December 31, 2018 and December 31, 2017:



	Total fair value at December 31, 2018		Quoted prices in active markets markets (Level 1)		Significant other observable inputs (Level 2)		Significant unobservable inputs (Level 3)
Interest rate caps	$	—	$	—	$	—	$	—

	Total fair value at December 31, 2017		Quoted prices in active markets markets (Level 1)		Significant other observable inputs (Level 2)		Significant unobservable inputs (Level 3)
Interest rate caps	$	340	$	—	$	340	$	—

The carrying value and estimated fair value of long-term debt as of December 31, 2018 and December 31, 2017 were as follows:



	December 31, 2018				December 31, 2017
	Carrying value		Estimated fair value⁽¹⁾		Carrying value		Estimated fair value⁽²⁾
Long-term debt	$	1,197,000	$	1,188,985	$	709,470	$	709,470

(1) The estimated fair value of our long-term debt is estimated primarily based on current bid prices for our long-term debt. Judgment is required to develop these estimates. As such, the fair value of our long-term debt is classified within Level 2, as defined under U.S. GAAP.

(2) The carrying value of the Term Loan B debt approximated fair value as of December 31, 2017 as it was variable rate debt.