CONSOLIDATED STATEMENTS OF CASH FLOWS (Parenthetical) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Restricted cash included in the line item prepaid and other on the Consolidated Balance Sheets as shown below represents amounts held in escrow related to the CSP Technologies acquisition.
Cash and equivalents	$ 261,823	$ 712,640	$ 466,287
Restricted cash included in prepaid and other	5,000
Total Cash and Equivalents and Restricted Cash shown in the Statement of Cash Flows	$ 266,823	$ 712,640	$ 466,287	$ 489,901