Stock-based Compensation - Changes in the Company's Stock Options (Details) shares in Thousands	12 Months Ended
	Mar. 02, 2019 $ / shares shares
Number of Stock Options
Options outstanding, beginning of period, Number of Stock Options (in shares) | shares	4,241
Granted, Number of Stock Options (in shares) | shares	1,065
Exercised, Number of Stock Options (in shares) | shares	0
Forfeited or expired, Number of Stock Options (in shares) | shares	(911)
Options outstanding, end of period, Number of Stock Options (in shares) | shares	4,395
Options exercisable, end of period, Number of Stock Options (in shares) | shares	2,308
Weighted Average Exercise Price
Options outstanding, beginning of period. Weighted Average Exercise Price (in dollars per share) | $ / shares	$ 55.76
Granted, Weighted Average Exercise Price (in dollars per share) | $ / shares	16.85
Exercised, Weighted Average Exercise Price (in dollars per share) | $ / shares	0.00
Forfeited or expired, Weighted Average Exercise Price (in dollars per share) | $ / shares	49.96
Options outstanding, end of period, Weighted Average Exercise Price (in dollars per share) | $ / shares	47.53
Options exercisable, end of period, Weighted Average Exercise Price (in dollars per share) | $ / shares	$ 61.79