GOODWILL AND OTHER INTANGIBLE ASSETS

12 Months Ended

Dec. 31, 2020

Goodwill and Intangible Assets Disclosure [Abstract]

The changes in the carrying amount of goodwill for the two years ended December 31, 2020 are as follows:


	Enterprise Software		Appraisal and Tax		Total
Balance as of 12/31/2018	$	739,550	$	14,168	$	753,718
Goodwill acquired related to the purchase of MicroPact	76,319		—		76,319
Goodwill acquired related to other acquisitions	10,080		—		10,080
Balance as of 12/31/2019	825,949		14,168		840,117
Purchase price adjustments related to CHT acquisition	(1,689)		—		(1,689)
Balance as of 12/31/2020	$	824,260	$	14,168	$	838,428

Other intangible assets and related accumulated amortization consists of the following at December 31:


	2020		2019
Gross carrying amount of other intangibles:
Customer related intangibles	$	322,619	$	321,019
Acquired software	262,286		262,286
Trade names	22,905		22,905
Capitalized software development costs	10,581		4,804
Leases acquired	5,037		5,037
	623,428		616,051
Accumulated amortization	(292,239)		(237,137)
Total other intangibles, net	$	331,189	$	378,914

Amortization expense for acquired software and capitalized software development costs are recorded to cost of revenues. Amortization expense for customer relationships and trade names are recorded to selling, general and administrative expenses. Total amortization expense for other intangibles was $55.1 million in 2020, $52.8 million in 2019, and $39.6 million in 2018.

The amortization periods of other intangible assets is summarized in the following table:


	December 31, 2020					December 31, 2019
	Gross Carrying Amount		Weighted Average Amortization Period	Accumulated Amortization		Gross Carrying Amount		Weighted Average Amortization Period	Accumulated Amortization
Non-amortizable intangibles:
Goodwill	$	838,428	—	$	—	$	840,117	—	$	—
Amortizable intangibles:
Customer related intangibles	$	322,619	16 years	$	116,609	$	321,019	16 years	$	97,320
Acquired software	262,286		7 years	162,378		262,286		7 years	130,416
Trade names	22,905		11 years	9,366		22,905		11 years	7,205
Capitalized software development costs	10,581		5 years	1,460		4,804		5 years	296
Leases acquired	5,037		9 years	2,426		5,037		9 years	1,900

Estimated annual amortization expense related to acquired leases will be recorded as a reduction to hardware and other revenue and is expected to be $525,000 in 2021, $525,000 in 2022, $525,000 in 2023, $525,000 in 2024, $397,000 in 2025, and $114,000 thereafter.

Estimated annual amortization expense related to other intangibles, including customer relationships, acquired software, trade names and capitalized software development costs. Capitalized software in progress of $4.5 million has been excluded from the estimated annual amortization expense table below:


2021	$	54,411
2022	50,713
2023	32,562
2024	31,978
2025	30,622
Thereafter	123,805
	$	324,091