Note 9 - Long-term Debt - Debt Facility Information (Details) - Revolving Credit Facility [Member]	Mar. 15, 2021	[1]
Commitments Above 66.7% [Member] | Base Rate [Member] | The ABL Facility [Member]
Rate	0.00%
Commitments Above 66.7% [Member] | Base Rate [Member] | The ABL Facility FILO Borrowings [Member]
Rate	0.50%
Commitments Above 66.7% [Member] | London Interbank Offered Rate (LIBOR) [Member] | The ABL Facility [Member]
Rate	1.25%
Commitments Above 66.7% [Member] | London Interbank Offered Rate (LIBOR) [Member] | The ABL Facility FILO Borrowings [Member]
Rate	1.75%
Commitmeents Between 33.3% and 66.7% [Member] | Base Rate [Member] | The ABL Facility [Member]
Rate	0.00%
Commitmeents Between 33.3% and 66.7% [Member] | Base Rate [Member] | The ABL Facility FILO Borrowings [Member]
Rate	0.50%
Commitmeents Between 33.3% and 66.7% [Member] | London Interbank Offered Rate (LIBOR) [Member] | The ABL Facility [Member]
Rate	1.50%
Commitmeents Between 33.3% and 66.7% [Member] | London Interbank Offered Rate (LIBOR) [Member] | The ABL Facility FILO Borrowings [Member]
Rate	2.00%
Commitments Below 33.3% [Member] | Base Rate [Member] | The ABL Facility [Member]
Rate	0.25%
Commitments Below 33.3% [Member] | Base Rate [Member] | The ABL Facility FILO Borrowings [Member]
Rate	0.75%
Commitments Below 33.3% [Member] | London Interbank Offered Rate (LIBOR) [Member] | The ABL Facility [Member]
Rate	1.75%
Commitments Below 33.3% [Member] | London Interbank Offered Rate (LIBOR) [Member] | The ABL Facility FILO Borrowings [Member]
Rate	2.25%

[1] Until June 30, 2021, Tier II applied.