Stock Plans (Restricted Shares Outstanding) (Details) - Restricted Stock [Member]	4 Months Ended
	Apr. 30, 2021 USD ($) $ / shares shares
Successor [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Balance at end of period (in shares)
Predecessor [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Balance at beginning of period (in shares)	304,000
Restricted stock granted (in shares)
Restricted stock vested (in shares)	(41,000)
Restricted stock forfeited (in shares)	(109,000)
Balance at end of period (in shares)	154,000
Cancellation of restricted stock (in shares)	(154,000)
Balance after cancellation at end of period (in shares)
Balance at beginning of period (in dollars per shares) | $ / shares	$ 6.78
Restricted stock granted (in dollars per shares) | $ / shares
Restricted stock vested (in dollars per shares) | $ / shares	8.23
Restricted stock forfeited (in dollars per shares) | $ / shares	8.23
Balance at end of period (in dollars per shares) | $ / shares	5.38
Cancellation of restricted stock (in dollars per shares) | $ / shares
Balance after cancellation at end of period (in dollars per shares) | $ / shares
Balance at beginning of period | $
Restricted stock granted | $
Restricted stock vested | $
Restricted stock forfeited | $
Balance at end of period | $
Cancellation of restricted stock | $
Balance after cancellation at end of period | $