SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)

12 Months Ended

Dec. 31, 2019

Accounting Policies [Abstract]

Schedule of Property and Equipment and Depreciation Expense

We recognized the following depreciation expense (in thousands): 

2019	$	45,016
2018	45,155
2017	42,817

A summary of our property and equipment as of December 31, is as follows (in thousands): 

	2019		2018
Furniture, fixtures, and equipment	$	283,378	$	272,733
Buildings	112,410		130,959
Corporate aircraft	11,461		11,337
Leasehold improvements	61,539		58,929
Land	20,146		23,648
Construction in progress	1,042		1,241
Less: accumulated depreciation and amortization	(281,553)		(270,546)
Net property and equipment	$	208,423	$	228,301

Schedule of Amortization Expense of Software

We recognized the following amortization expense of purchased and internally developed software (in thousands): 

2019	$	17,023
2018	14,688
2017	13,887

Schedule of Purchased and Internally Developed Software

A summary of our purchased and internally developed software as of December 31, is as follows (in thousands): 

	2019		2018
Purchased software	$	34,026	$	32,460
Internally developed software	100,894		68,853
Less accumulated amortization	(83,158)		(66,638)
Net software	$	51,762	$	34,675