Number of equity instruments other than options exercised by participants during the period.

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Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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Amount of cost to be recognized for nonvested award under share-based payment arrangement. Excludes share and unit options.

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Amount of cost to be recognized for option under share-based payment arrangement.

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Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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The estimated dividend rate (a percentage of the share price) to be paid (expected dividends) to holders of the underlying shares over the option's term.

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Gross number of share options (or share units) granted during the period.

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The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

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Amount by which current fair value of underlying stock exceeds exercise price of fully vested and expected to vest options outstanding. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

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Amount of cost expensed and capitalized for award under share-based payment arrangement.

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Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Note 8 - Equity Incentive Plans and Equity (Details Textual) - USD ($) $ / shares in Units, Pure in Thousands, $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2020	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2016
Share-based Payment Arrangement, Expense		$ 24,998	$ 10,925	$ 7,834
Share-based Payment Arrangement, Expensed and Capitalized, Amount, Total		$ 71	$ 232	$ 221
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value (in dollars per share)		$ 74.90	$ 68.93	$ 24.24
Executive Vice President [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period (Year)	3 years
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross (in shares)	15,000
Service Period Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross (in shares)		30
Share-based Payment Arrangement, Nonvested Award, Option, Cost Not yet Recognized, Amount		$ 20,658
Service Period Stock Options [Member] \| Share-based Payment Arrangement, Tranche One [Member]
Share-based Payment Arrangement, Nonvested Award, Option, Cost Not yet Recognized, Amount		6,203
Service Period Stock Options [Member] \| Share-based Payment Arrangement, Tranche Two [Member]
Share-based Payment Arrangement, Nonvested Award, Option, Cost Not yet Recognized, Amount		5,346
Service Period Stock Options [Member] \| Share-based Payment Arrangement, Tranche Three [Member]
Share-based Payment Arrangement, Nonvested Award, Option, Cost Not yet Recognized, Amount		8,948
Service Period Stock Options [Member] \| Share-based Payment Arrangement, Tranche Four [Member]
Share-based Payment Arrangement, Nonvested Award, Option, Cost Not yet Recognized, Amount		$ 161
Service Period Stock Options [Member] \| Chief Executive Officer [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period (Year)	4 years
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross (in shares)					500,000
Share-based Payment Arrangement, Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate		0.00%	0.00%	0.00%
Performance Stock Options [Member] \| Chief Executive Officer [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross (in shares)					500,000
Performance Stock Options With Probable Vesting Criteria [Member]
Unrecognized Compensation Costs, Performance Based Awards (in shares)		801,000
Share-based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount		$ 34,988
Performance Stock Options With Probable Vesting Criteria [Member] \| Share-based Payment Arrangement, Tranche One [Member]
Share-based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount		12,918
Performance Stock Options With Probable Vesting Criteria [Member] \| Share-based Payment Arrangement, Tranche Two [Member]
Share-based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount		11,477
Performance Stock Options With Probable Vesting Criteria [Member] \| Share-based Payment Arrangement, Tranche Three [Member]
Share-based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount		$ 10,593
Performance Stock Options Deemed Not Probable To Vest [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Exercises in Period (in shares)		305,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Aggregate Intrinsic Value		$ 22,501
Service Period Restricted Stock Units [Member]
Share-based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount		6,251
Service Period Restricted Stock Units [Member] \| Share-based Payment Arrangement, Tranche One [Member]
Share-based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount		3,442
Service Period Restricted Stock Units [Member] \| Share-based Payment Arrangement, Tranche Two [Member]
Share-based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount		1,974
Service Period Restricted Stock Units [Member] \| Share-based Payment Arrangement, Tranche Three [Member]
Share-based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount		792
Service Period Restricted Stock Units [Member] \| Share-based Payment Arrangement, Tranche Four [Member]
Share-based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount		$ 44
Performance Based Restricted Stock Units [Member]
Unrecognized Compensation Costs, Performance Based Awards (in shares)		22,000
Share-based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount		$ 1,487
Performance Based Restricted Stock Units [Member] \| Share-based Payment Arrangement, Tranche One [Member]
Share-based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount		744
Performance Based Restricted Stock Units [Member] \| Share-based Payment Arrangement, Tranche Two [Member]
Share-based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount		$ 743
Stock Plan 2010 [Member] \| Service Period Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period (Year)		4 years
The 2010 Stock Plan [Member] \| Share-based Payment Arrangement, Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period (Year)		10 years
Omnibus Incentive Plan 2014 [Member] \| Service Period Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period (Year)		3 years
Omnibus Incentive Plan 2014 [Member] \| Service Period Stock Options [Member] \| Share-based Payment Arrangement, Employee [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period (Year)		3 years
Omnibus Incentive Plan 2014 [Member] \| Restricted Stock Units (RSUs) [Member] \| Share-based Payment Arrangement, Employee [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period (Year)		1 year
Cost of Sales [Member]
Share-based Payment Arrangement, Expense		$ 4,152	$ 2,132	$ 922
Selling, General and Administrative Expenses [Member]
Share-based Payment Arrangement, Expense		$ 20,846	$ 8,793	$ 6,912