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COMMON STOCK REPURCHASES AND CASH DIVIDENDS | 12 Months Ended
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Dec. 31, 2020
Equity [Abstract] |
COMMON STOCK REPURCHASES AND CASH DIVIDENDS [Text Block] | 9. COMMON STOCK REPURCHASES AND CASH DIVIDENDS: Common Stock Repurchases Over the years the Company’s board of directors has authorized the use of funds to repurchase shares of the Company’s common stock, including $110.0 million in 2018, with repurchases to be executed according to pre-defined price/volume guidelines. In 2018, 2019 and 2020 the Company purchased approximately 3,144,000, 242,000 and 63,000 shares, respectively, for approximately $103.2 million, $7.3 million and $2.6 million, respectively. As of December 31, 2020, the Company had $41.3 million available for future stock repurchases, which has no expiration date. Authorization of future stock repurchase programs is at the discretion of the board of directors and will depend on the Company’s financial condition, results of operations, capital requirements and business conditions as well as other factors. Common Stock Dividend The following table presents the quarterly dividends declared per share of the Company’s common stock for the periods indicated:
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | Year Ended December 31,
​ | ​ | 2020 |  | 2019 |  | 2018
First Quarter | ​ | $ | 0.095 | ​ | $ | 0.085 | ​ | $ | 0.080
Second Quarter | ​ | $ | 0.105 | ​ | $ | 0.085 | ​ | $ | 0.080
Third Quarter | ​ | $ | 0.110 | ​ | $ | 0.085 | ​ | $ | 0.080
Fourth Quarter | ​ | $ | 0.110 | ​ | $ | 0.095 | ​ | $ | 0.080
​ The Company paid a total of approximately $25.1 million, $20.5 million and $18.8 million in cash dividends during 2020, 2019 and 2018, respectively. In January 2018, the Company’s board of directors declared a $0.080 per share quarterly dividend for each quarter in 2018. In January 2019, the Company’s board of directors declared four quarterly cash dividends of $0.085 per share to be paid to stockholders of record at the end of each quarter in 2019. In October 2019, the Company’s board of directors raised the cash dividends per share with the declaration of five cash dividends, consisting of (a) a dividend of $0.01 per share to be paid to stockholders of record at the end of the fourth quarter in 2019, that was in addition to the dividend of $0.085 per share to be paid to stockholders of record at the end of the fourth quarter in 2019 previously declared by the board in January 2019, and (b) a dividend of $0.095 per share to be paid to stockholders of record at the end of each quarter in 2020. In April 2020, the Company’s board of directors raised the cash dividends with the declaration of three cash dividends of $0.105 per share (in lieu of the $0.095 per share previously announced in October 2019) to be paid to stockholders of record at the end of each of the second, third and fourth quarter in 2020. In July 2020, the Company’s board of directors raised the cash dividends further with the declaration of two cash dividends of $0.11 per share (in lieu of the $0.105 per share announced in April 2020) to be paid to stockholders of record at the end of each of the third and fourth quarter in 2020. In January 2021, the Company’s board of directors raised the quarterly cash dividend again by $0.02 per share with the declaration of four cash dividends of $0.13 per share to be paid to stockholders of record at the end of each quarter in 2021.

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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://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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