Share Repurchase Authorization	6 Months Ended
Jun. 30, 2019
Share Repurchase Program [Abstract]
Share Repurchase Authorization	NOTE 18. Shares Repurchase Authorization In October 2018, the Board of Directors approved a new share repurchase authorization, which allows the Company to repurchase up to $40,000 worth of shares of its common stock. The authorization provides for repurchases to be made in the open market or through negotiated transactions from time to time. The share repurchase authorization has no expiration date and may be discontinued at any time. During the three and six months ended June 30, 2019, the Company repurchased 0 and 37 shares of common stock, respectively, under the share repurchase authorization and those shares were subsequently retired. At June 30, 2019, there was $32,494 available for future share repurchases. Share repurchases under this plan are currently suspended until the completion of the merger with Nanometrics. See Note 2 for additional information regarding the merger with Nanometrics.

Share Repurchase Authorization

6 Months Ended

Jun. 30, 2019

NOTE 18. Shares Repurchase Authorization

In October 2018, the Board of Directors approved a new share repurchase authorization, which allows the Company to repurchase up to $40,000 worth of shares of its common stock. The authorization provides for repurchases to be made in the open market or through negotiated transactions from time to time. The share repurchase authorization has no expiration date and may be discontinued at any time. During the three and six months ended June 30, 2019, the Company repurchased 0 and 37 shares of common stock, respectively, under the share repurchase authorization and those shares were subsequently retired. At June 30, 2019, there was $32,494 available for future share repurchases. Share repurchases under this plan are currently suspended until the completion of the merger with Nanometrics. See Note 2 for additional information regarding the merger with Nanometrics.