XML 33 R23.htm IDEA: XBRL DOCUMENT

Stockholders' Equity - Summary of Anti-Dilutive Options Excluded (Details) (USD $)	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Stockholders' Equity Note [Abstract]
Options to purchase shares of common stock	2,066,000	1,292,528
Weighted average exercise prices of options	$ 54.82	$ 54.00

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

+ References+ Details