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Commitments and Contingencies (Tables)
12 Months Ended
Dec. 31, 2015
Commitments and Contingencies Disclosure [Abstract]  
Future Minimum Annual Payments Under Non-Cancelable Lease Agreements
At December 31, 2015, future minimum annual payments under non-cancelable lease agreements with original terms in excess of one year, and including payments required under operating leases for facilities we have vacated, are as follows:
 
 
Total
2016
$
57,020

2017
49,545

2018
43,900

2019
23,079

2020
23,414

Thereafter
68,676

Total minimum payments
$
265,634