Subsequent Events	9 Months Ended
Sep. 30, 2021
Subsequent Events [Abstract]
Subsequent Events	Subsequent EventsOn October 29, 2021, the Company entered into a Unit Purchase Agreement by and among the Company, Gryphon Parent, LLC and Gryphon Finance, LLC to acquire Gryphon Technologies, Inc. in exchange for $350 million. We believe the acquisition of Gryphon Technologies, Inc. will further strengthen our long-term competitive position by adding differentiated digital and systems engineering capabilities across the Department of Defense. The transaction is subject to the Hart-Scott-Rodino Act and is expected to close within the fourth quarter of 2021.

The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 855
-URI http://asc.fasb.org/topic&trid=2122774

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 855
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=6842918&loc=SL6314017-165662

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