Purchased Intangible Assets

6 Months Ended

Jun. 30, 2019

Purchased Intangible Assets [Abstract]

Purchased Intangible Assets

NOTE 7. Purchased Intangible Assets

Purchased intangible assets as of June 30, 2019 and December 31, 2018 are as follows:

	Gross Carrying Amount		Accumulated Amortization		Net
June 30, 2019
Finite-lived intangibles:
Developed technology	$	66,177	$	60,283	$	5,894
Customer and distributor relationships		9,560		9,215		345
Trade names		4,361		3,926		435
Total identifiable intangible assets	$	80,098	$	73,424	$	6,674
December 31, 2018
Finite-lived intangibles:
Developed technology	$	66,177	$	59,692	$	6,485
Customer and distributor relationships		9,560		9,082		478
Trade names		4,361		3,876		485
Total identifiable intangible assets	$	80,098	$	72,650	$	7,448

Intangible asset amortization expenses for the three and six months ended June 30, 2019 were $387 and $774, respectively.  For the three and six month period ended June 30, 2018, intangible assets amortization expenses were $383 and $763, respectively.  Assuming no change in the gross carrying value of identifiable intangible assets and estimated lives, estimated amortization expenses for the remainder of 2019 are $774, and for each of the next five years estimated amortization expenses are $1,346 for 2020, $598 for 2021, $532 for 2022, $515 for 2023, and $431 for 2024.