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SHARE-BASED COMPENSATION | 3 Months Ended
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Mar. 31, 2020
SHARE-BASED COMPENSATION |
SHARE-BASED COMPENSATION | 11. SHARE-BASED COMPENSATION ​ During the three months ended March 31, 2020, the Company granted approximately 316,200 in total of time-based restricted stock units and performance-based shares to certain of its employees at a weighted average grant date fair value of $39.43. ​ Total share-based compensation cost recognized in the Condensed Consolidated Statements of Income and Comprehensive Income as a component of selling, general and administrative expenses was $3.1 million and $3.2 million for the three months ended March 31, 2020 and 2019, respectively. Total unrecognized compensation cost related to unvested share-based compensation arrangements was $20.1 million at March 31, 2020, and is expected to be recognized over a weighted average period of approximately 2.2 years. Total unrecognized compensation cost may be adjusted for any unearned performance shares or forfeited shares. ​ ​

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