XML 46 R26.htm IDEA: XBRL DOCUMENT

Subsequent Event	12 Months Ended
Subsequent Event	Dec. 31, 2017
Subsequent Events [Abstract]
Subsequent Event	Subsequent Event On February 26, 2018, the Company's Board of Directors approved a new stock option grant to Patrick W. Smith, the Company's Chief Executive Officer (“CEO Performance Award”), which is subject to shareholder approval. The CEO Performance Award will consist of 12 vesting tranches, each equal to 1% of our outstanding common stock as of February 23, 2018, the business day prior to the award date. The CEO Performance Award will have a per share exercise price equal to $28.58, the closing price of our common stock on February 23, 2018, and will have a vesting schedule based entirely on the attainment of both operational and market capitalization milestones.