Treasury Stock	12 Months Ended
Dec. 31, 2016
Treasury Stock [Abstract]
Treasury Stock	D. TREASURY STOCK: As of December 31, 2016, the Company has authority from the Board of Directors to reacquire an additional 504,512 shares. During 2015, 88 shares were acquired from a participant in the Company’s Incentive Compensation Plan described in Note F to cover that participant’s tax withholding obligation related to a vested stock grant in accordance with the Plan’s rules. No shares were reacquired in 2016 or 2014. 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, 2016

D. TREASURY STOCK:

As of December 31, 2016, the Company has authority from the Board of Directors to reacquire an additional 504,512 shares. During 2015, 88 shares were acquired from a participant in the Company’s Incentive Compensation Plan described in Note F to cover that participant’s tax withholding obligation related to a vested stock grant in accordance with the Plan’s rules. No shares were reacquired in 2016 or 2014. Treasury shares have been used for stock based compensation and to fund a portion of the Company's 401(k) contributions.