Treasury Stock	12 Months Ended
Dec. 31, 2019
Treasury Stock [Abstract]
Treasury Stock	D. TREASURY STOCK: As of December 31, 2019, the Company has authority from the Board of Directors to reacquire an additional 498,727 shares. During 2019, 2018 and 2017, 4,584, 62, and 1,139 shares, respectively, were acquired from participants in the Company’s Incentive Compensation Plans described in Note F to cover those participants’ tax withholding obligations related to vested stock grants in accordance with the Plans’ rules. Treasury shares have been used for stock based compensation and to fund a portion of the Company's 401(k) contributions.

Treasury Stock

12 Months Ended

Dec. 31, 2019

D. TREASURY STOCK:

As of December 31, 2019, the Company has authority from the Board of Directors to reacquire an additional 498,727 shares. During 2019, 2018 and 2017, 4,584, 62, and 1,139 shares, respectively, were acquired from participants in the Company’s Incentive Compensation Plans described in Note F to cover those participants’ tax withholding obligations related to vested stock grants in accordance with the Plans’ rules. Treasury shares have been used for stock based compensation and to fund a portion of the Company's 401(k) contributions.