Commitments and Contingencies (Legal Proceedings) - Additional Information (Detail) - Lorenzo Benton v Telecom Network Specialists Inc [Member] $ in Millions	6 Months Ended
Jun. 30, 2016 USD ($) Agency
Loss Contingencies [Line Items]
Number of staffing Agency \| Agency	29
Amount sought by plaintiff for class damages	$ 16
Amount sought by plaintiff for legal fees	$ 5

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

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