XML 67 R55.htm IDEA: XBRL DOCUMENT v3.7.0.1
Fair Value Measurements (Details) - USD ($)
 1 Months Ended 3 Months Ended
Aug. 23, 2016
Apr. 15, 2016
Mar. 31, 2017
Mar. 31, 2017
Mar. 31, 2016
Dec. 31, 2016
Aug. 01, 2016
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Current contingent consideration for acquisitions     $ 12,103,000 $ 12,103,000   $ 11,827,000  
Contingent consideration for acquisitions - noncurrent     4,083,000 4,083,000   10,826,000  
Increase in estimate of CenStar Earnout       $ 1,936,000 $ 1,000,000    
Accretion on fair value of Major Earnout and Provider Earnout liabilities         $ 0    
Major Energy Companies | Common Class B              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Share earnout maximum (in shares) 40,718            
Major Energy Companies | Common Class B | Maximum              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Share earnout maximum (in shares) 200,000     200,000      
Provider Earnout              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Accretion on fair value of Major Earnout and Provider Earnout liabilities       $ 100,000      
Major Earnout              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Accretion on fair value of Major Earnout and Provider Earnout liabilities       $ 1,100,000      
Provider Earnout              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Performance period (in years)       9 months      
Earnout maximum     9,000,000 $ 9,000,000     $ 9,000,000
Earnout minimum     5,000,000 5,000,000      
Payment to sellers related to earnouts       1,000,000      
CenStar Earnout              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Contingent payment arrangement           (4,900,000)  
Contingent consideration for acquisitions - noncurrent           10,800,000  
Major Energy Companies              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Earnout payments     7,400,000        
Major Energy Companies | National Gas & Electric, LLC              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Performance period (in years)   33 months          
Earnout maximum   $ 20,000,000.0 12,200,000.0 12,200,000.0      
Decrease in fair value recorded in general and administrative expense       700,000      
Major Energy Companies | Major Earnout              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Accretion on fair value of Major Earnout and Provider Earnout liabilities       1,200,000      
Fair Value, Measurements, Recurring              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Derivative assets     2,388,000 2,388,000   11,427,000  
Derivative liabilities     (6,687,000) (6,687,000)   (748,000)  
Contingent payment arrangement     (16,186,000) (16,186,000)   (22,653,000)  
Fair Value, Measurements, Recurring | Provider Earnout              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Contingent payment arrangement     (3,951,000) (3,951,000)      
Fair Value, Measurements, Recurring | Major Earnout              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Contingent payment arrangement     (11,400,000) (11,400,000)   (17,100,000)  
Fair Value, Measurements, Recurring | CenStar Earnout              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Contingent payment arrangement     (800,000) (800,000)   (700,000)  
Fair Value, Measurements, Recurring | Non-trading Commodity Contract              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Derivative assets     2,380,000 2,380,000   10,896,000  
Derivative liabilities     (6,543,000) (6,543,000)   (661,000)  
Fair Value, Measurements, Recurring | Trading Commodity Contract              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Derivative assets     8,000 8,000   531,000  
Derivative liabilities     (144,000) (144,000)   (87,000)  
Fair Value, Measurements, Recurring | Level 1              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Derivative assets     865,000 865,000   1,612,000  
Derivative liabilities     (362,000) (362,000)   0  
Contingent payment arrangement     0 0   0  
Fair Value, Measurements, Recurring | Level 1 | Non-trading Commodity Contract              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Derivative assets     865,000 865,000   1,511,000  
Derivative liabilities     (238,000) (238,000)   0  
Fair Value, Measurements, Recurring | Level 1 | Trading Commodity Contract              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Derivative assets     0 0   101,000  
Derivative liabilities     (124,000) (124,000)   0  
Fair Value, Measurements, Recurring | Level 2              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Derivative assets     1,523,000 1,523,000   9,815,000  
Derivative liabilities     (6,325,000) (6,325,000)   (748,000)  
Contingent payment arrangement     0 0   0  
Fair Value, Measurements, Recurring | Level 2 | Non-trading Commodity Contract              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Derivative assets     1,515,000 1,515,000   9,385,000  
Derivative liabilities     (6,305,000) (6,305,000)   (661,000)  
Fair Value, Measurements, Recurring | Level 2 | Trading Commodity Contract              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Derivative assets     8,000 8,000   430,000  
Derivative liabilities     (20,000) (20,000)   (87,000)  
Fair Value, Measurements, Recurring | Level 3              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Derivative assets     0 0   0  
Derivative liabilities     0 0   0  
Contingent payment arrangement     (16,186,000) (16,186,000)   (22,653,000)  
Increase in estimate of CenStar Earnout       711,000      
Payment to sellers related to earnouts       8,403,000      
Accretion on fair value of Major Earnout and Provider Earnout liabilities       1,225,000      
Fair Value, Measurements, Recurring | Level 3 | Provider Earnout              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Contingent payment arrangement           (4,893,000)  
Increase in estimate of CenStar Earnout       0      
Payment to sellers related to earnouts       1,000,000      
Accretion on fair value of Major Earnout and Provider Earnout liabilities       58,000      
Fair Value, Measurements, Recurring | Level 3 | Non-trading Commodity Contract              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Derivative assets     0 0   0  
Derivative liabilities     0 0   0  
Fair Value, Measurements, Recurring | Level 3 | Trading Commodity Contract              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Derivative assets     0 0   0  
Derivative liabilities     0 0   $ 0  
Variable Interest Entity, Primary Beneficiary | Business Combination, Contingent Consideration, Liability, Current [Member]              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Current contingent consideration for acquisitions     12,103,000 12,103,000      
Variable Interest Entity, Primary Beneficiary | Contingent consideration              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Contingent consideration for acquisitions - noncurrent     $ 4,083,000 $ 4,083,000