|3 Months Ended|
Mar. 31, 2018
|Common Stock, Number of Shares, Par Value and Other Disclosures [Abstract]|
9. STOCK REPURCHASES
SEACOR’s Board of Directors previously approved a securities repurchase plan that authorizes the Company to acquire its Securities through open market purchases, privately negotiated transactions or otherwise, depending on market conditions. As of March 31, 2018, the Company’s repurchase authority for the Securities was $77.4 million.
The entire disclosure for treasury stock, including, but not limited to, average cost per share, description of share repurchase program, shares repurchased, shares held for each class of treasury stock.
Reference 1: http://www.xbrl.org/2003/role/presentationRef