Depreciation and Amortization (Tables)

6 Months Ended

Jun. 30, 2020

Depreciation And Amortization [Abstract]

Depreciation and Amortization Expense Excluded from Operating Expenses in its Condensed Consolidated Statements of Income and Comprehensive Income

The amounts of depreciation and amortization expense excluded from the following operating expenses in its Condensed Consolidated Statements of Income and Comprehensive Income are: 

	Three months ended June 30,				Six months ended June 30,
	2020		2019		2020		2019
Direct advertising expenses	$	60,142	$	58,200	$	118,839	$	116,315
General and administrative expenses		1,151		1,140		2,432		2,261
Corporate expenses		2,705		2,353		5,040		4,623
	$	63,998	$	61,693	$	126,311	$	123,199