Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

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The amount of expense, net of income tax, recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

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The total recognized tax benefit related to compensation cost for equity-based payment arrangements recognized in income during the period.

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Amount of cash outflow for realized tax benefit related to deductible compensation cost reported on the entity's tax return for equity instruments in excess of the compensation cost for those instruments recognized for financial reporting purposes.

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The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method.

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Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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SHARE-BASED COMPENSATION PLANS (Details) - USD ($) $ in Thousands	3 Months Ended			9 Months Ended
	Jun. 30, 2018	Dec. 31, 2017	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Share-based Compensation, Allocation and Classification in Financial Statements [Abstract]
Total share-based compensation expense	$ 4,186		$ 3,251	$ 14,269	$ 9,716
Tax benefit	(1,023)		(1,052)	(3,272)	(3,219)
Total share-based compensation expense, net of tax	3,163		2,199	10,997	6,497
Share-based Compensation				14,269	9,716
Tax benefit from share-based compensation plans		$ (2,806)
Cost of Goods Sold [Member]
Share-based Compensation, Allocation and Classification in Financial Statements [Abstract]
Total share-based compensation expense	542		577	1,896	1,670
Research, Development and Technical [Member]
Share-based Compensation, Allocation and Classification in Financial Statements [Abstract]
Total share-based compensation expense	445		444	1,491	1,322
Selling and Marketing [Member]
Share-based Compensation, Allocation and Classification in Financial Statements [Abstract]
Total share-based compensation expense	290		346	961	1,032
General and Administrative [Member]
Share-based Compensation, Allocation and Classification in Financial Statements [Abstract]
Total share-based compensation expense	2,909		$ 1,884	$ 9,921	$ 5,692
Stock Option and Restricted Stock [Member]
Share-based Compensation, Allocation and Classification in Financial Statements [Abstract]
Vesting period of awards				4 years
Share-based Compensation	$ 858			$ 2,602