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Commitments and Contingencies Commitments and Contingencies (Non-Compete, Consulting and Employment Agreements) (Details)
$ in Thousands
 12 Months Ended
Dec. 31, 2015
USD ($)
Other Commitments [Line Items]  
Other Commitment, Due in Next Twelve Months $ 5,113
Other Commitment, Due in Second Year 3,782
Other Commitment, Due in Third Year 1,864
Other Commitment, Due in Fourth Year 1,216
Other Commitment, Due in Fifth Year 807
Other Commitment, Due after Fifth Year 693
Other Commitment 13,475
Noncompete Agreements [Member]  
Other Commitments [Line Items]  
Other Commitment, Due in Next Twelve Months 1,612
Other Commitment, Due in Second Year 1,296
Other Commitment, Due in Third Year 986
Other Commitment, Due in Fourth Year 776
Other Commitment, Due in Fifth Year 500
Other Commitment, Due after Fifth Year 458
Other Commitment 5,628
Consulting Agreement [Member]  
Other Commitments [Line Items]  
Other Commitment, Due in Next Twelve Months 1,366
Other Commitment, Due in Second Year 1,281
Other Commitment, Due in Third Year 673
Other Commitment, Due in Fourth Year 440
Other Commitment, Due in Fifth Year 307
Other Commitment, Due after Fifth Year 235
Other Commitment 4,302
Employment Agreement [Member]  
Other Commitments [Line Items]  
Other Commitment, Due in Next Twelve Months 2,135
Other Commitment, Due in Second Year 1,205
Other Commitment, Due in Third Year 205
Other Commitment, Due in Fourth Year 0
Other Commitment, Due in Fifth Year 0
Other Commitment, Due after Fifth Year 0
Other Commitment $ 3,545
Minimum  
Other Commitments [Line Items]  
Other Commitment, Term of Contract 1 year
Minimum | Noncompete Agreements [Member]  
Other Commitments [Line Items]  
Other Commitment, Term of Contract 1 year
Minimum | Consulting Agreement [Member]  
Other Commitments [Line Items]  
Other Commitment, Term of Contract 1 year
Minimum | Employment Agreement [Member]  
Other Commitments [Line Items]  
Other Commitment, Term of Contract 3 years
Maximum  
Other Commitments [Line Items]  
Other Commitment, Term of Contract 12 years
Maximum | Noncompete Agreements [Member]  
Other Commitments [Line Items]  
Other Commitment, Term of Contract 10 years
Maximum | Consulting Agreement [Member]  
Other Commitments [Line Items]  
Other Commitment, Term of Contract 10 years
Maximum | Employment Agreement [Member]  
Other Commitments [Line Items]  
Other Commitment, Term of Contract 4 years