Schedule of Restatement Items on Consolidated Statements of Cashflows (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Cash flows from operating activities:
Net income (loss)	$ (1.4)	$ 1.5
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	9.4	10.7
Amortization of right of use asset	0.8	1.0
Profit on sale of trade and asset		(0.9)
Stock-based compensation expense	2.9	2.8
Contract Cost expense	(2.6)	(1.6)
Reclassification of loss on hedging instrument to comprehensive income	0.2	0.2
Non-cash interest expense relating to senior debt	0.3	0.4
Changes in assets and liabilities:
Accounts receivable	8.3	(2.2)
Inventory	(3.5)	(11.6)
Prepaid expenses and other assets	1.0
Corporate tax and other current taxes payable	(6.2)	(7.2)
Accounts payable	(2.1)	4.2
Deferred revenues and customer prepayment	(0.2)
Accrued expenses	5.6	7.1
Operating lease liabilities	(0.9)	(1.0)
Other long-term liabilities		(0.7)
Net cash provided by operating activities	11.6	2.7
Cash flows from investing activities:
Purchases of property and equipment	(5.5)	(5.6)
Acquisition of subsidiary company assets		(0.6)
Acquisition of third-party company trade and assets	(0.6)
Disposal of trade and assets		1.3
Purchases of capital software	(2.8)	(3.9)
Net cash used in investing activities	(8.9)	(8.8)
Cash flows from financing activities:
Repayments of finance leases	(0.5)	(0.1)
Net cash used in financing activities	(0.5)	(0.1)
Effect of exchange rate changes on cash	0.6	(0.8)
Net increase (decrease) in cash	2.8	(7.0)
Cash, beginning of period	25.0	47.8
Cash, end of period	27.8	40.8
Supplemental cash flow disclosures
Cash paid during the period for interest	0.1	0.2
Cash paid during the period for income taxes	0.1
Cash paid during the period for operating leases	2.1	1.7
Supplemental disclosure of noncash investing and financing activities
Lease liabilities arising from obtaining right of use assets	(0.1)
Property and equipment acquired through finance lease
Property and equipment transferred to inventory		0.6
Previously Reported [Member]
Cash flows from operating activities:
Net income (loss)	(0.2)	1.5
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	8.9	10.1
Previously Reported [Member] | Accounting Standards Update [Member]
Cash flows from operating activities:
Net income (loss)	(0.2)	1.5
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	8.9	10.1
Amortization of right of use asset	0.5	0.7
Profit on sale of trade and asset
Stock-based compensation expense	2.9	2.8
Contract Cost expense
Reclassification of loss on hedging instrument to comprehensive income	0.2	0.2
Non-cash interest expense relating to senior debt	0.3	0.4
Changes in assets and liabilities:
Accounts receivable	8.5	(2.1)
Inventory	(4.6)	(11.9)
Prepaid expenses and other assets	1.6	0.9
Corporate tax and other current taxes payable	(3.8)	(7.2)
Accounts payable	(4.1)	4.3
Deferred revenues and customer prepayment	(0.3)	(0.3)
Accrued expenses	5.5	7.1
Operating lease liabilities	(0.6)	(0.7)
Other long-term liabilities		(0.7)
Net cash provided by operating activities	14.8	5.1
Cash flows from investing activities:
Purchases of property and equipment	(6.1)	(5.2)
Acquisition of subsidiary company assets		(0.6)
Acquisition of third-party company trade and assets	(0.6)
Disposal of trade and assets
Purchases of capital software	(4.8)	(5.1)
Net cash used in investing activities	(11.5)	(10.9)
Cash flows from financing activities:
Repayments of finance leases	(0.5)	(0.1)
Net cash used in financing activities	(0.5)	(0.1)
Effect of exchange rate changes on cash		(1.1)
Net increase (decrease) in cash	2.8	(7.0)
Cash, beginning of period	25.0	47.8
Cash, end of period	27.8	40.8
Supplemental cash flow disclosures
Cash paid during the period for interest	0.1	0.2
Cash paid during the period for income taxes	0.1
Cash paid during the period for operating leases	1.2	0.9
Supplemental disclosure of noncash investing and financing activities
Lease liabilities arising from obtaining right of use assets	(0.1)
Property and equipment acquired through finance lease
Property and equipment transferred to inventory		0.6
Previous Revision [Member] | Accounting Standards Update [Member]
Cash flows from operating activities:
Net income (loss)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization
Amortization of right of use asset
Stock-based compensation expense
Contract Cost expense
Reclassification of loss on hedging instrument to comprehensive income
Non-cash interest expense relating to senior debt
Changes in assets and liabilities:
Accounts receivable
Inventory
Prepaid expenses and other assets
Corporate tax and other current taxes payable
Accounts payable
Deferred revenues and customer prepayment
Accrued expenses
Operating lease liabilities
Other long-term liabilities
Net cash provided by operating activities
Cash flows from investing activities:
Purchases of property and equipment
Acquisition of subsidiary company assets
Acquisition of third-party company trade and assets
Purchases of capital software
Net cash used in investing activities
Cash flows from financing activities:
Repayments of finance leases
Net cash used in financing activities
Effect of exchange rate changes on cash
Net increase (decrease) in cash
Cash, beginning of period
Cash, end of period
Supplemental cash flow disclosures
Cash paid during the period for interest
Cash paid during the period for income taxes
Cash paid during the period for operating leases
Revision of Prior Period, Reclassification, Adjustment [Member]
Cash flows from operating activities:
Net income (loss)	(1.2)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	0.5	0.6
Revision of Prior Period, Reclassification, Adjustment [Member] | Accounting Standards Update [Member]
Cash flows from operating activities:
Net income (loss)	(1.2)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	0.5	0.6
Amortization of right of use asset	0.3	0.3
Profit on sale of trade and asset		(0.9)
Stock-based compensation expense
Contract Cost expense	(2.6)	(1.6)
Reclassification of loss on hedging instrument to comprehensive income
Non-cash interest expense relating to senior debt
Changes in assets and liabilities:
Accounts receivable	(0.2)	(0.1)
Inventory	1.1	0.3
Prepaid expenses and other assets	(0.6)	(0.9)
Corporate tax and other current taxes payable	(2.4)
Accounts payable	2.0	(0.1)
Deferred revenues and customer prepayment	0.1	0.3
Accrued expenses	0.1
Operating lease liabilities	(0.3)	(0.3)
Other long-term liabilities
Net cash provided by operating activities	(3.2)	(2.4)
Cash flows from investing activities:
Purchases of property and equipment	0.6	(0.4)
Acquisition of subsidiary company assets
Acquisition of third-party company trade and assets
Disposal of trade and assets		1.3
Purchases of capital software	2.0	1.2
Net cash used in investing activities	2.6	2.1
Cash flows from financing activities:
Repayments of finance leases
Net cash used in financing activities
Effect of exchange rate changes on cash	0.6	0.3
Net increase (decrease) in cash
Cash, beginning of period	0.0
Cash, end of period	0.0
Supplemental cash flow disclosures
Cash paid during the period for interest
Cash paid during the period for income taxes
Cash paid during the period for operating leases	$ 0.9	0.8
Supplemental disclosure of noncash investing and financing activities
Property and equipment acquired through finance lease
Property and equipment transferred to inventory