Summary of Significant Accounting Policies (Tables)

9 Months Ended

Sep. 30, 2019

Accounting Policies [Abstract]

Advertising Costs

Advertising costs for the three and nine months ended September 30, 2019 and 2018, are reflected in the following table (in thousands):

	Three Months Ended    September 30,				Nine Months Ended    September 30,
	2019		2018		2019		2018
Advertising costs	$	13,557	$	12,629	$	41,386	$	40,126

Internal-Use Software Development Costs Capitalized

Internal-use software development costs capitalized for the three and nine months ended September 30, 2019 and 2018, are reflected in the following table (in thousands):

	Three Months Ended    September 30,				Nine Months Ended    September 30,
	2019		2018		2019		2018
Internal-use software development costs	$	11,388	$	1,148	$	24,290	$	3,415