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SIGNIFICANT CLIENTS(NARRATIVE) (DETAILS) - Client A [Member] - Customer Management Services [Member] - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2016 | Mar. 31, 2015
Entity Wide Revenue Major Customer Line Items |  |
Revenue from major customer as a percentage of total revenue | 9.60% | 10.90%
Accounts receivable amount from major customer | $ 28.8 | $ 37.6

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