Schedule II - Valuation and Qualifying Accounts (Tables)

12 Months Ended

Dec. 31, 2019

SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract]

Valuation and Qualifying Accounts Disclosure

Accounts receivable allowance and Estimated liability for appeals as of December 31, 2019, 2018 and 2017 are as follows:

Accounts Receivable Allowance (in thousands):

	Balance at Beginning of Year		Provision		Recoveries		Charge-offs		Balance at End of Year
Year ended December 31, 2017	$	10,772	$	20,233	$	—	$	(16,206)	$	14,799
Year ended December 31, 2018	14,799		20,453		—		(21,569)		13,683
Year ended December 31, 2019	13,683		22,289		—		(18,890)		17,082

Estimated liability for appeals (in thousands):

	Balance at Beginning of Year		Provision		Appeals found in providers favor		Release of estimated liability		Balance at End of Year
Year ended December 31, 2017	$	11,126	$	83	$	(2,665)	$	—	$	8,544
Year ended December 31, 2018	8,544		—		(108)		(8,436)		—
Year ended December 31, 2019	—		—		—		—		—

The above chart represents the CMS estimated reserve liability only.