Goodwill and Intangible Assets (Tables)

3 Months Ended

Mar. 31, 2019

Goodwill And Intangible Assets Disclosure [Abstract]

Schedule of Changes in Goodwill

The table below sets forth the changes in goodwill:

Balance at December 31, 2018	$	132,437
Acquisition		2,570
Foreign currency translation adjustment		662
Balance at March 31, 2019	$	135,669

Schedule of Intangible Assets Other Than Goodwill

The table below sets forth the value of intangible assets, other than goodwill:

	March 31,			December 31,
	2019			2018
Intangible assets subject to amortization:
Gross carrying amount	$	243,447		$	238,867
Accumulated amortization		(110,894	)		(106,410	)
Foreign currency translation adjustment		(8,270	)		(8,281	)
Total		124,283			124,176
Intangible assets with indefinite lives:
Gross carrying amount		10,303			14,883
Foreign currency translation adjustment		(1,080	)		(1,124	)
Total		9,223			13,759
Total intangible assets, net	$	133,506		$	137,935

Schedule of Amortization Expense Related to Intangible Assets

The table below sets forth amortization expense related to intangible assets subject to amortization:

Amortization expense	2019		2018
Three months ended March 31	$	4,484	$	4,767