GOODWILL AND INTANGIBLE ASSETS, NET (Tables)

12 Months Ended

Dec. 31, 2019

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Changes in the Carrying Amount of Goodwill by Reportable Segment

The following table summarizes the carrying amount of goodwill by reportable segment as of the dates presented, as well as the changes to goodwill during the years ended December 31, 2019 and 2018 (in millions):

	Office Segment			Lifestyle Segment			Total
Balance as of December 31, 2017	$	39.7		$	102.4		$	142.1
Foreign currency translation adjustment	(0.6		)	(15.3		)	(15.9		)
Goodwill recognized in connection with the Muuto acquisition	—			194.6			194.6
Balance as of December 31, 2018	39.1			281.7			320.8
Foreign currency translation adjustment	0.3			(3.9		)	(3.6		)
Goodwill recognized in connection with the Fully acquisition	14.9			—			14.9
Balance as of December 31, 2019	$	54.3		$	277.8		$	332.1

Schedule of the Company's Other Intangible Assets

Information regarding the Company's other intangible assets is as follows (in millions):

	December 31, 2019							December 31, 2018
	Gross Amount		Accumulated Amortization			Net Amount		Gross Amount		Accumulated Amortization			Net Amount
Indefinite-lived intangible assets:
Tradenames	$	277.6	$	—		$	277.6	$	285.5	$	—		$	285.5
Finite-lived intangible assets:
Customer relationships	78.9		(25.0		)	53.9		78.4		(18.4		)	60.0
Various	30.9		(14.2		)	16.7		20.5		(12.1		)	8.4
Total	$	387.4	$	(39.2	)	$	348.2	$	384.4	$	(30.5	)	$	353.9

Schedule of Estimated Amortization Expense Based on the Finite-lived Intangible Assets

The estimated future amortization expense of finite-lived intangible assets as of December 31, 2019 is as follows (in millions):

Year	Amount
2020	$	9.6
2021	9.1
2022	8.8
2023	8.7
2024	7.1