Shares Used In Computing Diluted Net income (Loss) Per Share (Tables)

6 Months Ended

Sep. 30, 2019

Earnings Per Share [Abstract]

Shares Used In Computing Diluted Net Income (Loss ) Per Share

	Three Months Ended				Six Months Ended
	September 30, 2019		September 30, 2018		September 30, 2019		September 30, 2018
	(In thousands)
Weighted average:
Common shares outstanding used in    calculating basic net income (loss)    per share attributable to Viasat, Inc.    common stockholders		61,480		59,734		61,200		59,470
Options to purchase common stock as    determined by application of the    treasury stock method		174		—		—		—
TSR performance stock options to    purchase common stock as    determined by application of the    treasury stock method		—		—		—		—
Restricted stock units to acquire    common stock as determined by    application of the treasury stock    method		973		—		—		—
Potentially issuable shares in    connection with certain terms of the    ViaSat 401(k) Profit Sharing Plan and    Employee Stock Purchase Plan		134		—		—		—
Shares used in computing diluted net    income (loss) per share attributable to    Viasat, Inc. common stockholders		62,761		59,734		61,200		59,470