Note 8 - Debt and Credit Facilities (Details Textual) - USD ($) $ / shares in Units, $ in Thousands					1 Months Ended		3 Months Ended		6 Months Ended	7 Months Ended	12 Months Ended
		Jul. 21, 2023	Jul. 01, 2023	Feb. 26, 2021	Aug. 31, 2023	Jan. 31, 2019	Mar. 31, 2024	Sep. 30, 2023	Dec. 31, 2023	Jul. 31, 2023	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Feb. 26, 2024	Jun. 30, 2023	Mar. 14, 2023	Feb. 25, 2021
Long-Term Debt, Total									$ 458,000		$ 467,000	$ 458,000
Gain (Loss) on Extinguishment of Debt											$ 0	$ (27,000)	$ 0
Common Stock, Par or Stated Value Per Share (in dollars per share)									$ 0.01		$ 0.01	$ 0.01
Embedded Derivative, Fair Value of Embedded Derivative Liability									$ 2,000		$ 1,000	$ 2,000
Excess Availability Percentage Of Lender Commitments Threshold Triggering Cash Dominion Control													12.50%
Revenue from Contract with Customer, Excluding Assessed Tax	[1]										1,043,000	1,117,000	$ 1,205,000
Assets									2,355,000		2,001,000	2,355,000
L C Facility Agreement [Member]
Line of Credit Facility, Daily Minimum Liquidity																$ 50,000
Letters of Credit Outstanding, Amount									$ 31,000		27,000	31,000
Line of Credit Facility, Aggregate Cash Collateral Percentage									104.00%
Letter of Credit, Commitment Amount									$ 50,000			50,000			$ 100,000	50,000
Letters of Credit, Amount Transferred		$ 58,000
Proceeds From Issuance of Debt, Collateralize Letters of Credit		59,000
Reductions of Collateral Account to Fund Liabilities					$ 68,000
Letter Of Credit Cash Collateral									$ 32,000		$ 29,000	$ 32,000
Line of Credit Facility, Percentage of Letter of Credit Fee												3.75%
Line of Credit Facility, Commitment Fee Percentage											25.00%
Debt Instrument, Basis Spread on Variable Rate											2.75%
Amended A B L Credit Agreement [Member]
Line of Credit Facility, Maximum Borrowing Capacity				$ 90,000													$ 110,000
Lender Commitments Threshold Trigger Excess Availability Amount				11,250						$ 11,250			11,250			11,250	$ 13,750
Line of Credit Facility, Daily Minimum Liquidity																50,000
Line of Credit Facility, Quarterly Minimum Liquidity																$ 80,000
Letters of Credit Outstanding, Amount													58,000		$ 58,000
Excess Availability Percentage Of Lender Commitments Threshold Triggering Cash Dominion Control																12.50%
Excess Availability Below Which Fixed Charge Coverage Ratios Triggered										12.50%
Fixed Charged Coverage Ratio Required										1						1
A B L Credit Agreement [Member]
Line of Credit Facility, Maximum Borrowing Capacity				$ 90,000
A B L Credit Agreement [Member] | Scenario, Plan [Member]
Line of Credit Facility, Maximum Borrowing Capacity														$ 81,000
Letter Of Credit Facility Agreement [Member]
Line of Credit Facility, Aggregate Cash Collateral Percentage				103.00%
Minimum Liquidity Requirement													80,000
Two Thousand Twenty One Notes Embedded Derivative [Member]
Embedded Derivative, Fair Value of Embedded Derivative Liability				$ 12,000						$ 5,000
Original Term Loan Credit Agreement [Member]
Long-Term Debt, Total		293,000
Proceeds from Issuance of Debt											$ 0	$ 0	49,000
Repayments of Debt			$ 316,000								0	316,000	0
Interest Paid, Including Capitalized Interest, Operating and Investing Activities		2,000
Gain (Loss) on Extinguishment of Debt								$ 23,000
Two Thousand Twenty One Convertible Debt [Member]
Debt Instrument, Face Amount				$ 25,000
Debt Instrument, Interest Rate, Stated Percentage				5.00%
Gain (Loss) on Extinguishment of Debt								$ (4,000)
Convertible Debt, Fair Value Disclosures		24,000
Extinguishment of Debt, Amount		$ 28,000
UNITED STATES
Revenue from Contract with Customer, Excluding Assessed Tax	[1]										480,000	$ 483,000	$ 486,000
Minimum [Member] | Revolving Credit Facility [Member]
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage										37.50%
Maximum [Member] | Revolving Credit Facility [Member]
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage										50.00%
Term Loan Credit Agreement [Member]
Long-Term Debt, Total											225,000
Long Term Debt, Maximum Additional Proceeds											50,000
Term Loan Credit Agreement [Member] | Securities Purchase Agreement [Member]
Common Stock, Shares, Issued (in shares)				1,000,000
Common Stock, Par or Stated Value Per Share (in dollars per share)				$ 0.01
Sale of Stock, Price Per Share (in dollars per share)				$ 10
Proceeds from Issuance of Common Stock				$ 10,000
Refinancing Term Loans [Member]
Debt Instrument, Face Amount											$ 450,000
Debt Instrument, Interest Rate, Annum Payable											7.50%
Debt Instrument, Interest Rate, Payable In-kind											5.00%
Debt Instrument, Interest Rate, Stated Percentage											12.50%
Debt Instrument, Collateral Amount											$ 3,900,000
Repayments of Debt							$ 17,000
Refinancing Term Loans [Member] | UNITED STATES
Maximum Amount Liquidity Required											85,000
Refinancing Term Loans [Member] | Minimum [Member]
Debt Instrument, Material Indebtness											20,000
Refinancing Term Loans [Member] | Minimum [Member] | UNITED STATES
Maximum Amount Liquidity Required											60,000
Refinancing Term Loans [Member] | Maximum [Member]
Debt Instrument, Material Indebtness											25,000
Refinancing Term Loans [Member] | Used to Refinance Obligations [Member]
Proceeds from Issuance of Debt											435,000
Refinancing Term Loans [Member] | General Corporate Purposes and Working Capital Needs [Member]
Proceeds from Issuance of Debt											$ 29,000
Arrangements with R E D Rochester L L C [Member]
Long-Term Debt, Total						$ 14,000
Proceeds from Issuance of Long-Term Debt						14,000
Debt Instrument, Periodic Payment						$ 2,000

[1] Sales are reported in the geographic area in which they originate. No non-U.S. country generated more than 10% of net sales in the years ended December 31, 2024, 2023 and 2022.