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Commitments and Contingencies (Details 1) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2012
Summary our material commitments and obligations and excludes amounts already recorded on the Consolidated Balance Sheet  
Operating leases, total $ 23,782
Operating leases, Less than 1 year 6,730
Operating leases, 1 to 3 years 8,436
Operating leases, 3 to 5 years 2,558
Operating leases, More than 5 years 6,058
Purchase obligations, Total 1,441
Purchase obligations, Less than 1 year 586
Purchase obligations, 1 to 3 years 747
Purchase obligations, 3 to 5 years 108
Purchase obligations , More than 5 years   
More than 5 years   
Total 50,252
Total, Less than 1 year 14,835
Total, 1 to 3 years 21,749
Total, 3 to 5 years 7,610
Total, More than 5 years 6,058
Expected Interest Payments on Term Loan [Member]
  
Summary our material commitments and obligations and excludes amounts already recorded on the Consolidated Balance Sheet  
Term Loan 25,029
Less than 1 year 7,519
1 to 3 years 12,566
3 to 5 years $ 4,944