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Commitments and Contingencies (Tables)
9 Months Ended
Sep. 30, 2015
Commitments and Contingencies [Abstract]  
Summary of Contractual Cash Obligation of Operating Lease Commitments
  Amount of Commitment Expiration per Period
      Less than   1-3   3-5   Over 5
(In thousands)   Total   1 Year   Years   Years   Years
Operating lease commitments   $ 8,613   $ 1,362   $ 2,711   $ 2,091   $ 2,449
Time deposits     66,164   57,655   6,264   2,245  
Total     $ 74,777   $ 59,017   $ 8,975   $ 4,336   $ 2,449