Stock Repurchase Program	3 Months Ended
Mar. 31, 2018
Equity [Abstract]
Stock Repurchase Program	Stock Repurchase Program The Company's stock repurchase programs assist in offsetting the impact of dilution from employee equity compensation and assist with capital allocation. Management is allowed discretion in the execution of the repurchase program based upon market conditions and consideration of capital allocation. In February 2016, the Company announced a stock repurchase program authorizing the repurchase of up to 1,000,000 shares of the Company’s outstanding common stock. During the year ended December 31, 2016, the Company repurchased 1,056,000 shares of common stock, including the 56,000 shares from its 2014 stock repurchase program, for an aggregate purchase price of $9.5 million and therefore there were no shares remaining to be repurchased under the repurchase programs authorized in January 2014 and January 2016 as of December 31, 2016. The shares repurchased were retired and recorded as a reduction of additional paid-in capital until extinguished with the remaining amount reflected as a reduction of retained earnings. In February 2017, the Company announced a stock repurchase program authorizing the repurchase of up to 1,000,000 shares of the Company’s outstanding common stock. During the year ended December 31, 2017, the Company repurchased 1,000,000 shares of common stock for an aggregate purchase price of $9.7 million, which were retired and recorded as a reduction of additional paid-in capital until extinguished with the remaining amount reflected as a reduction of retained earnings. In March 2018, the Company announced a stock repurchase program authorizing the repurchase of up to 500,000 shares of the Company’s outstanding common stock. During the three months ended March 31, 2018, the Company did not repurchase any shares.

Stock Repurchase Program

The Company's stock repurchase programs assist in offsetting the impact of dilution from employee equity compensation and assist with capital allocation. Management is allowed discretion in the execution of the repurchase program based upon market conditions and consideration of capital allocation.

In February 2016, the Company announced a stock repurchase program authorizing the repurchase of up to 1,000,000 shares of the Company’s outstanding common stock. During the year ended December 31, 2016, the Company repurchased 1,056,000 shares of common stock, including the 56,000 shares from its 2014 stock repurchase program, for an aggregate purchase price of $9.5 million and therefore there were no shares remaining to be repurchased under the repurchase programs authorized in January 2014 and January 2016 as of December 31, 2016. The shares repurchased were retired and recorded as a reduction of additional paid-in capital until extinguished with the remaining amount reflected as a reduction of retained earnings.

In February 2017, the Company announced a stock repurchase program authorizing the repurchase of up to 1,000,000 shares of the Company’s outstanding common stock. During the year ended December 31, 2017, the Company repurchased 1,000,000 shares of common stock for an aggregate purchase price of $9.7 million, which were retired and recorded as a reduction of additional paid-in capital until extinguished with the remaining amount reflected as a reduction of retained earnings.

In March 2018, the Company announced a stock repurchase program authorizing the repurchase of up to 500,000 shares of the Company’s outstanding common stock. During the three months ended March 31, 2018, the Company did not repurchase any shares.