XML 30 R40.htm IDEA: XBRL DOCUMENT v2.4.0.8
Commitments and Contingencies (Details) (USD $)
In Millions, unless otherwise specified
3 Months Ended
Mar. 31, 2014
Mar. 31, 2014
Pelican Landing
Dec. 31, 2013
Pelican Landing
Mar. 31, 2014
Performance and financial bonds
Minimum
Mar. 31, 2014
Performance and financial bonds
Maximum
Commitments and contingencies          
Period over which performance and financial bonds are outstanding       1 year 5 years
Ownership interest (as a percent)   51.00% 51.00%    
Carrying value   $ 0 $ 0    
Excess of ownership share of capital over investment basis   4.3 4.4    
Letters of credit outstanding 3.8        
Performance and financial bonds 21.3        
Performance bonds, estimated exposure $ 13.9