Pension Plans (Details) - USD ($)	12 Months Ended
	Dec. 31, 2020	Mar. 31, 2021	Sep. 17, 2012
Prepaid Expenses and Other Current Assets [Member]
Overfunded pension balance	$ 343,000	$ 343,000
Syms Sponsored Plan [Member]
Syms Plan Minimum Contribution			$ 5,300,000
Payment for Pension Benefits	$ 400,000