Earnings Per Common Share of SEACOR

6 Months Ended

Jun. 30, 2012

Earnings Per Common Share of SEACOR [Abstract]

Earnings Per Common Share of SEACOR

EARNINGS PER COMMON SHARE OF SEACOR

Basic earnings per common share of SEACOR are computed based on the weighted average number of common shares issued and outstanding during the relevant periods. Diluted earnings per common share of SEACOR are computed based on the weighted average number of common shares issued and outstanding plus the effect of potentially dilutive securities through the application of the treasury stock method. Dilutive securities for this purpose assumes restricted stock grants have vested and common shares have been issued pursuant to the exercise of outstanding stock options. For the three and the six months ended June 30, 2012, diluted earnings per common share of SEACOR excluded 593,344 and 531,101 , respectively, of certain share awards as the effect of their inclusion in the computation would have been antidilutive. For the three and six months ended June 30, 2011, diluted earnings per common share of SEACOR excluded 333,819 and 254,230, respectively, of certain share awards as the effect of their inclusion in the computation would have been antidilutive.

A reconciliation of basic and diluted weighted average outstanding common shares of SEACOR was as follows:

	Three Months Ended June 30,		Six Months Ended June 30,
	2012	2011	2012	2011
Basic Weighted Average Common Shares Outstanding	20,584,567	21,166,037	20,552,114	21,135,557
Effect of Dilutive Share Awards:
Options and Restricted Stock	286,813	351,688	331,456	343,202
Diluted Weighted Average Common Shares Outstanding	20,871,380	21,517,725	20,883,570	21,478,759