v2.4.0.8
FAIR VALUE MEASUREMENTS Narrative (Details) (USD $)
12 Months Ended
Mar. 31, 2014
Dec. 31, 2013
Mar. 31, 2014
Asphalt JV [Member]
Dec. 31, 2013
Asphalt JV [Member]
Mar. 31, 2014
Asphalt JV [Member]
Feb. 26, 2014
Asphalt JV [Member]
Mar. 31, 2014
Recurring Fair Value Measurements
Fair Value Level 3
Mar. 31, 2014
Recurring Fair Value Measurements
Fair Value Level 3
Contingent consideration [Member]
Mar. 31, 2014
Nonrecurring Fair Value Measurements
Fair Value Level 3
Dec. 31, 2013
Nonrecurring Fair Value Measurements
Fair Value Level 3
Dec. 31, 2012
TexStar Asset Acquisition [Member]
Fair Value Inputs, Liabilities, Quantitative Information [Line Items]                      
Business Acquisition, Effective Date of Acquisition                     Dec. 13, 2012
Business Acquisition, Percentage of Voting Interests Acquired                     100.00%
Business Acquisition, Cost of Acquired Entity                     $ 325,000,000
Potential future payments, Range, Low               0      
Potential future payments, Range, High               1,300,000      
Guarantee liability         2,600,000   2,600,000        
Amount of Guarantees Provided             111,000,000        
Number of Guarantees with Unlimited Exposure         2   2        
Assets held for sale 19,920,000 21,987,000             19,900,000 22,000,000  
Term Loan Receivable         190,000,000 190,000,000          
Equity method losses in excess of investment     21,300,000                
Equity Method Investments $ 70,342,000 $ 68,735,000   $ 0