SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Receivables (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
	Jun. 30, 2025	Jun. 30, 2026	Dec. 31, 2025	Dec. 31, 2024
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Accounts receivable			$ 26,200	$ 26,900
Allowance for doubtful accounts and sales returns			1,300
Loans receivable	$ 15,299	$ 7,825	15,300
Manufacturing Operations | Deflecto Holdco LLC
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Allowance for doubtful accounts and sales returns		492	683
Customer rebates	$ 3,400	3,300
Printronix | Industrial operations
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Allowance for doubtful accounts and sales returns		3	427
Printronix | Energy operations
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Allowance for doubtful accounts and sales returns		$ 144	$ 225