Annual report pursuant to Section 13 and 15(d)

Commitments and Contingencies (Details)

v2.4.0.8
Commitments and Contingencies (Details) (USD $)
 3 Months Ended 12 Months Ended
Jun. 30, 2011
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
May 01, 2012
Operating Leases, Rent, Net [Abstract]          
Operating lease expense   $ 9,826,000 $ 11,544,000 $ 11,787,000  
Sublease income   531,000 671,000 770,000  
Net expense   9,295,000 10,873,000 11,017,000  
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract]          
Operating Leases, Lease Commitments Due in 2014   6,901,000      
Operating Leases, Lease Commitments Due in 2015   2,781,000      
Operating Leases, Lease Commitments Due in 2016   2,035,000      
Operating Leases, Lease Commitments Due in 2017   1,458,000      
Operating Leases, Lease Commitments Due in 2018   315,000      
Operating Leases, Lease Commitments Due Thereafter   0      
Operating Leases, Lease Commitments Due Total   13,490,000      
Operating Leases, Future Minimum Payments Receivable [Abstract]          
Operating Leases, Sublease Income Due in 2014   967,000      
Operating Leases, Sublease Income Due in 2015   206,000      
Operating Leases, Sublease Income Due in 2016   0      
Operating Leases, Sublease Income Due in 2017   0      
Operating Leases, Sublease Income Due in 2018   0      
Operating Leases, Sublease Income Due Thereafter   0      
Operating Leases, Sublease Income Due Total   1,173,000      
Operating Leases, Future Minimum Payments, Net Commitments [Abstract]          
Operating Leases, Net Commitments Due in 2014   5,934,000      
Operating Leases, Net Commitments Due in 2015   2,575,000      
Operating Leases, Net Commitments Due in 2016   2,035,000      
Operating Leases, Net Commitments Due in 2017   1,458,000      
Operating Leases, Net Commitments Due in 2018   315,000      
Operating Leases, Net Commitments Due Thereafter   0      
Operating Leases, Net Commitments Due Total   12,317,000      
Capital Leases, Lease Commitments [Abstract]          
Capital Leases, Lease Commitments Due in 2014   3,868,000      
Capital Leases, Lease Commitments Due in 2015   3,985,000      
Capital Leases, Lease Commitments Due in 2016   4,104,000      
Capital Leases, Lease Commitments Due in 2017   4,221,000      
Capital Leases, Lease Commitments Due in 2018   4,336,000      
Capital Leases, Lease Commitments Due Thereafter   40,903,000      
Capital Leases, Lease Commitments, Total   61,417,000      
Capitalization of Construction Costs         27,300,000
Long term Construction Costs Liability         $ 27,300,000
Contingencies [Abstract]          
Number of subcontractors that operated the facility 1        
Number of deaths of subcontractor employees 5        
Building Facilities [Member]
          
Lease Obligations [Line Items]          
Term of Lease   15 years      
Operating Leases [Member] | Minimum [Member]
          
Lease Obligations [Line Items]          
Term of Lease   2 years      
Operating Leases [Member] | Maximum [Member]
          
Lease Obligations [Line Items]          
Term of Lease   15 years