Stock Plans	9 Months Ended
Sep. 30, 2020
Stock Plans
Stock Plans	10. STOCK PLANS: During the nine months ended September 30, 2020, the Company granted 0.1 million restricted stock units with a weighted-average grant date fair value of $84.26 per unit. There were 0.3 million restricted stock units outstanding at each of September 30, 2020 and December 31, 2019. Compensation expense for the Company’s stock-based compensation plans was $2.2 million and $1.9 million for the three months ended September 30, 2020 and 2019, respectively, and $6.6 million and $5.9 million for the nine months ended September 30, 2020 and 2019, respectively.

The entire disclosure for share-based payment arrangement.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-URI http://asc.fasb.org/topic&trid=2228938

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