Condensed Consolidated Statements of Income and Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Statements of Income
Net revenues	$ 451,388	$ 370,881
Operating expenses (income)
Direct advertising expenses (exclusive of depreciation and amortization)	157,772	131,215
General and administrative expenses (exclusive of depreciation and amortization)	83,084	72,649
Corporate expenses (exclusive of depreciation and amortization)	22,012	17,760
Depreciation and amortization	68,627	60,749
Gain on disposition of assets	(563)	(415)
Total operating expenses	330,932	281,958
Operating income	120,456	88,923
Other expense (income)
Loss on extinguishment of debt	0	21,604
Interest income	(215)	(174)
Interest expense	26,786	28,154
Equity in earnings of investee	(746)	0
Total other expense (income)	25,825	49,584
Income before income tax expense	94,631	39,339
Income tax expense	2,480	1,010
Net income	92,151	38,329
Cash dividends declared and paid on preferred stock	91	91
Net income applicable to common stock	$ 92,060	$ 38,238
Earnings per share:
Basic earnings per share (in dollars per share)	$ 0.91	$ 0.38
Diluted earnings per share (in dollars per share)	0.91	0.38
Cash dividends declared per share of common stock (in dollars per share)	$ 1.10	$ 0.75
Weighted average common shares used in computing earnings per share:
Weighted average common shares outstanding basic (in shares)	101,339,558	100,967,861
Weighted average common shares outstanding diluted (in shares)	101,540,213	101,138,042
Statements of Comprehensive Income
Net income	$ 92,151	$ 38,329
Other comprehensive income
Foreign currency translation adjustments	314	204
Comprehensive income	$ 92,465	$ 38,533