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Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Performance Period

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Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Positive Dilutive Reporting Period - For most of the RSUs containing a performance-based vesting condition, the Company must report positive diluted earnings per share, subject to certain adjustments, during any fiscal year period within a specified reporting period following the grant date

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Stock Options [Abstract]

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As of the balance-sheet date, the aggregate unrecognized cost of equity awards made with employees, directors and certain consultants qualifying for treatment as employees under share-based compensation plans that have yet to vest expected to be recognized during year five of the five succeeding fiscal years.

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- Definition

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

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Amount, after tax, of expense for award under share-based payment arrangement.

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Amount of tax benefit for recognition of expense of award 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 number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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- Definition

The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

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Fair value of share-based awards for which the grantee gained the right by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Number of shares authorized for issuance under share-based payment arrangement.

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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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

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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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Number of options vested.

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Equity Incentive Plans - Additional Information (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Share-based Compensation Arrangement by Share-based Payment Award
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value		$ 42.58	$ 32.15
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized	70,000,000
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant	10,000,000
Unrecognized Stock Based Compensation Expense Expected To Be Recognize In Year One	$ 16,776
Stock-based compensation expense	27,695	$ 22,760	$ 22,832
Share-based Payment Arrangement, Expense, Tax Benefit	$ (6,227)	$ (5,220)	$ (5,459)
RSUs [Abstract]
RSUs granted, shares	270,388	189,204	235,537
Stock Options [Abstract]
Share-based Payment Arrangement, Expense, after Tax	$ 21,468	$ 17,540	$ 17,373
Unrecognized Stock Based Compensation Expense Expected To Be Recognize In Year Two	10,863
Unrecognized Stock Based Compensation Expense Expected To Be Recognize In Year Three	6,054
Unrecognized Stock Based Compensation Expense Expected To Be Recognize In Year Four	2,641
Unrecognized Stock Based Compensation Expense Expected To Be Recognize In Year Five	182
Unrecognized Stock Based Compensation Expense Expected To Be Recognized Total	$ 36,516
RSUs
Share-based Compensation Arrangement by Share-based Payment Award
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number	1,612,026	1,475,682
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value	$ 27.82
Stock-based compensation expense	$ 27,695	$ 22,760	22,826
RSUs [Abstract]
RSUs granted, shares	1,021,535
Fair value of RSUs vested during the period	$ 22,000	$ 27,000	28,000
Performance Based RSU [Member]
Share-based Compensation Arrangement by Share-based Payment Award
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number	136,170	0
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value	$ 27.69
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Performance Period	3 years
RSUs [Abstract]
RSUs granted, shares	136,170
Performance Shares [Member]
Share-based Compensation Arrangement by Share-based Payment Award
Stock-based compensation expense	$ 11,000	$ 8,000	7,000
RSUs [Abstract]
Reporting period of positive diluted earnings per share	5 years
Stock options
Share-based Compensation Arrangement by Share-based Payment Award
Stock-based compensation expense	$ 0	0	6
Stock Options [Abstract]
Options granted during the period	0
Options vested during the period	0
Minimum \| Stock options
Stock Options [Abstract]
Stock options expiration period	6 years
Maximum [Member] \| RSUs
Stock Options [Abstract]
Vesting period	5 years
Maximum [Member] \| Stock options
Stock Options [Abstract]
Stock options expiration period	10 years
Vesting period	5 years
Selling, General and Administrative Expenses [Member]
Share-based Compensation Arrangement by Share-based Payment Award
Stock-based compensation expense	$ 27,218	22,291	22,398
Cost of Sales [Member]
Share-based Compensation Arrangement by Share-based Payment Award
Stock-based compensation expense	$ 477	469	434
Continuing Operations [Member]
Share-based Compensation Arrangement by Share-based Payment Award
Stock-based compensation expense		$ 22,760	$ 22,832