Goodwill and Intangible Assets (Tables)

3 Months Ended

Mar. 31, 2021

The change in the carrying amount of goodwill for the three months ended March 31, 2021 was as follows (in thousands):


Balance as of January 1, 2021	$	2,150
Foreign currency translation adjustment		7
Balance as of March 31, 2021	$	2,157

Information regarding the Company’s acquisition-related intangible assets was as follows (in thousands):


					Trademarks				Media
	Developed		Customer		and				Contact
	technology		relationships		tradenames		Patents		Database		Total
Gross carrying amounts:
Balance as of January 1, 2021	$	3,175	$	2,228	$	882	$	45	$	3,670	$	10,000
Foreign currency translation		18		18		2		1		(1)		38
Balance as of March 31, 2021	$	3,193	$	2,246	$	884	$	46	$	3,669	$	10,038


					Trademarks				Media
	Developed		Customer		and				Contact
	technology		relationships		tradenames		Patents		Database		Total
Accumulated amortization:
Balance as of January 1, 2021	$	1,844	$	1,192	$	629	$	29	$	1,650	$	5,344
Amortization expense		79		46		14		1		91		231
Foreign currency translation		12		10		1		1		2		26
Balance as of March 31, 2021	$	1,935	$	1,248	$	644	$	31	$	1,743	$	5,601
Net carrying values - March 31, 2021	$	1,258	$	998	$	240	$	15	$	1,926	$	4,437

As of March 31, 2021, estimated future amortization expense for intangible assets is as follows (in thousands):