Goodwill, Trade Name and Other Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2021

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Changes in The Carrying Amount of Goodwill

Changes in the carrying amount of goodwill consisted of the following (in thousands):

	Year Ended
	December 31, 2021			December 31, 2020
Beginning balance	$	1,330,085		$	1,330,085
Reductions—impairment charges		(726,798	)		—
Additions – acquisitions		5,524			—
Ending balance	$	608,811		$	1,330,085

Schedule of Carrying Amounts of Indefinite-Lived Intangible Assets

The table below summarizes the Company’s carrying amount of trade name and other intangible assets at December 31, 2021 and December 31, 2020 (in thousands):

	December 31, 2021			December 31, 2020
Gross intangible assets:
ATI trade name (1)	$	409,360		$	643,700
Non-compete agreements		2,405			4,678
Other intangible assets		640			640
Accumulated amortization:
Accumulated amortization – non-compete agreements		(425	)		(4,437	)
Accumulated amortization – other intangible assets		(284	)		(242	)
Total trade name and other intangible assets, net	$	411,696		$	644,339

(1)  Not subject to amortization. The Company recorded $234.3 million of impairment charges related to the trade name indefinite-lived intangible asset during year ended December 31, 2021.