Equity Incentive Plans - Restricted Stock - Activity (Details) - Restricted Stock [Member] - $ / shares		12 Months Ended
	Jun. 01, 2015	Jun. 30, 2022
Number of Shares
Unvested outstanding, beginning balance (in shares)		1,955,268
Granted (in shares)	158	295,000
Vested (in shares)		(642,696)
Unvested outstanding, ending balance (in shares)		1,607,572
Weighted Average Grant Date Fair Value
Unvested, weighted average grant date fair value outstanding, beginning balance (in dollars per share)		$ 7.83
Granted (in dollars per share)		3.67
Vested (in dollars per share)		6.81
Unvested, weighted average grant date fair value outstanding, ending balance (in dollars per share)		$ 7.47