Depreciation and Amortization (Tables)

9 Months Ended

Sep. 30, 2021

Depreciation, Depletion 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 September 30,				Nine Months Ended September 30,
	2021		2020		2021		2020
Direct advertising expenses	$	80,068	$	57,556	$	192,816	$	176,395
General and administrative expenses	1,068		1,126		3,338		3,558
Corporate expenses	3,164		2,555		9,517		7,595
	$	84,300	$	61,237	$	205,671	$	187,548