Contingencies	3 Months Ended
Mar. 31, 2018
Commitments and Contingencies Disclosure [Abstract]
Contingencies	Contingencies The Company is subject to legal proceedings, which arise in the ordinary course of business. Additionally, U.S. Government contract costs are subject to periodic audit and adjustment. In the fourth quarter of 2016, the Company voluntarily notified the SEC and the U.S. Department of Justice ("DOJ") that our Audit Committee was overseeing an internal investigation conducted by outside counsel into certain activities at our China and Singapore offices to determine whether the activities were improper and in violation of the U.S. Foreign Corrupt Practices Act ("FCPA") and other applicable laws and certain company policies. On May 1, 2017, the Company received a subpoena from the SEC for documents relating to the internal investigation. During the three months ended March 31, 2018, we recorded $0.3 million of expenses relating to the internal investigation, including expenses of outside legal counsel and forensic accountants, compared to $1.0 million for the three months ended March 31, 2017. We are currently unable to predict what actions the SEC, the DOJ, or other governmental agencies (including foreign governmental agencies) might take, or what the likely outcome of any such actions might be, or estimate the range of reasonably possible fines or penalties, which may be material. The SEC, DOJ, and other governmental authorities have a broad range of civil and criminal sanctions, and the imposition of sanctions, fines or remedial measures could have a material adverse effect on the Company’s business, prospects, reputation, financial condition, liquidity, results of operations or cash flows.

Contingencies

The Company is subject to legal proceedings, which arise in the ordinary course of business. Additionally, U.S. Government contract costs are subject to periodic audit and adjustment. In the fourth quarter of 2016, the Company voluntarily notified the SEC and the U.S. Department of Justice ("DOJ") that our Audit Committee was overseeing an internal investigation conducted by outside counsel into certain activities at our China and Singapore offices to determine whether the activities were improper and in violation of the U.S. Foreign Corrupt Practices Act ("FCPA") and other applicable laws and certain company policies. On May 1, 2017, the Company received a subpoena from the SEC for documents relating to the internal investigation. During the three months ended March 31, 2018, we recorded $0.3 million of expenses relating to the internal investigation, including expenses of outside legal counsel and forensic accountants, compared to $1.0 million for the three months ended March 31, 2017. We are currently unable to predict what actions the SEC, the DOJ, or other governmental agencies (including foreign governmental agencies) might take, or what the likely outcome of any such actions might be, or estimate the range of reasonably possible fines or penalties, which may be material. The SEC, DOJ, and other governmental authorities have a broad range of civil and criminal sanctions, and the imposition of sanctions, fines or remedial measures could have a material adverse effect on the Company’s business, prospects, reputation, financial condition, liquidity, results of operations or cash flows.