SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)

12 Months Ended

Dec. 31, 2021

Accounting Policies [Abstract]

Schedule of Allowance for Credit Loss

The following table presents the changes in the credit loss reserve for the years ended December 31, 2021 and 2020:

	December 31, 2021		December 31, 2020
	(In thousands)
Balance at January 1	$	26,046	$	19,066
Current period provision for credit losses	88,076		78,229
Write-offs charged against the credit loss reserve	(82,911)		(73,682)
Recoveries collected	2,441		2,433
Balance at December 31	$	33,652	$	26,046

Schedule of Estimated Useful Lives of Property and Equipment

Depreciation is computed using the straight-line method over the estimated useful lives of the assets, or, in the case of leasehold improvements, the lease term, if shorter.

Asset Category	Estimated Useful Lives
Capitalized software and computer equipment	2 to 3 Years
Furniture and other equipment	5 to 7 Years
Leasehold improvements	5 to 25 Years

	December 31,
	2021		2020
	(In thousands)
Capitalized software, leasehold improvements and equipment, net:
Capitalized software and computer equipment	$	153,953	$	132,026
Leasehold improvements	29,605		31,864
Furniture and other equipment	11,596		13,252
Projects in progress	31,348		27,138
Capitalized software, leasehold improvements and equipment	226,502		204,280
Accumulated depreciation and amortization	(108,235)		(95,438)
Capitalized software, leasehold improvements and equipment, net	$	118,267	$	108,842