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Note 6 - Stockholders' Equity | 3 Months Ended
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Mar. 31, 2021
Notes to Financial Statements |
Stockholders' Equity Note Disclosure [Text Block] | 6. Stockholders’ Equity We are authorized to issue 245 million shares in total of all classes of stock consisting of 25 million shares of Class A common stock, 200 million shares of common stock, and 20 million shares of “blank check” preferred stock for which our Board of Directors has the authority to determine the rights, powers, limitations and restrictions. The rights of our common stock and Class A common stock are identical, except that our Class A common stock has 10 votes per share and our common stock has one vote per share. Our common stock and Class A common stock are entitled to receive cash dividends if declared, on an equal per-share basis. On February 24, 2021, the Board of Directors initiated and declared a quarterly cash dividend of $0.08 per share on our common stock and Class A common stock, to shareholders of record on March 15, 2021, payable on March 31, 2021. The total dividend paid was approximately $8 million. During the three-months ending March 31, 2020, we did not declare or pay any dividends on our common stock or Class A common stock. Under our various employee benefit plans, we may, at our discretion, issue authorized and unissued shares, or previously issued shares held in treasury, of our Class A common stock or common stock. As of March 31, 2021, we had reserved 3,260,467 shares and 1,103,015 shares of our common stock and Class A common stock, respectively, for future issuance under various employee benefit plans. As of December 31, 2020, we had reserved 4,006,948 shares and 1,336,440 shares of our common stock and Class A common stock, respectively, for future issuance under various employee benefit plans. During the three-months ended March 31, 2021, we have not repurchased any shares of our common stock or Class A common stock under our share repurchase programs. As of March 31, 2021, approximately $204 million was available to repurchase shares of our common stock and/or Class A common stock under these programs.

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- Definition The entire disclosure for shareholders' equity comprised of portions attributable to the parent entity and noncontrolling interest, including other comprehensive income. Includes, but is not limited to, balances of common stock, preferred stock, additional paid-in capital, other capital and retained earnings, accumulated balance for each classification of other comprehensive income and amount of comprehensive income. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08(e)(1)) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -URI http://asc.fasb.org/topic&trid=2208762 + Details
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