RELATED PARTY TRANSACTIONS - Schedule of Related Party Transactions (Details) - USD ($) $ in Thousands	12 Months Ended
Mar. 31, 2018	Mar. 31, 2017	Mar. 31, 2016
Related Party Transaction [Line Items]
Receivables from related parties	$ 213,438	$ 294,374
Related party accounts payable	30,133	37,407
Related party cost of product	164,526	238,002	$ 238,037
Related party cost of service	107,379	108,137	90,412
Related party research and development	215,076	232,701	208,630
Related party selling and marketing	312,536	328,628	293,335
Related party general and administrative expense	109,479	118,438	117,714
Related party other expense (income)	3,776	1,716	1,251
Due from related party, operating activities	(443)	(25,055)	18,483
Due to related party	(75)	(2,792)	(6,743)
Due from related party, investing activities	0	12,864	9,306
Affiliated Entity
Related Party Transaction [Line Items]
Receivables from related parties	3,187	3,585
Related party accounts payable	369	444
Related party cost of product	245	7,229	25,055
Related party cost of service	665	745	5,736
Related party research and development	3	1,624	16,701
Related party selling and marketing	2	2,423	15,430
Related party general and administrative expense	1,703	4,099	16,055
Related party other expense (income)	(56)	(426)	379
Due from related party, operating activities	443	25,055	(18,483)
Due to related party	(75)	(2,792)	(6,743)
Danaher \| Affiliated Entity
Related Party Transaction [Line Items]
Receivables from related parties	252	404
Related party accounts payable	0	0
Related party cost of product	0	4,690	25,055
Related party cost of service	0	485	5,736
Related party research and development	0	1,720	16,701
Related party selling and marketing	2	2,273	15,430
Related party general and administrative expense	7	2,551	16,055
Related party other expense (income)	0	0	379
Related party transaction amount	9	11,719	79,356
Due from related party, operating activities	96	17,310	(18,483)
Due to related party	0	(2,954)	(6,743)
Due from related party, investing activities	0	12,864	9,306
Fortive \| Affiliated Entity
Related Party Transaction [Line Items]
Receivables from related parties	2,935	3,181
Related party accounts payable	369	444
Related party cost of product	245	2,539	0
Related party cost of service	665	260	0
Related party research and development	3	(96)	0
Related party selling and marketing	0	150	0
Related party general and administrative expense	1,696	1,548	0
Related party other expense (income)	(56)	(426)	0
Related party transaction amount	2,553	3,975	0
Due from related party, operating activities	347	7,745	0
Due to related party	$ (75)	$ 162	$ 0

Increase (Decrease) in Due from Related Parties, Investing Activities

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Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.

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Total costs related to goods produced and sold during the reporting period.

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The aggregate total of expenses of managing and administering the affairs of an entity, including affiliates of the reporting entity, which are not directly or indirectly associated with the manufacture, sale or creation of a product or product line.

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The increase (decrease) during the reporting period in receivables to be collected from other entities that could exert significant influence over the reporting entity.

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The increase (decrease) during the reporting period in the aggregate amount of obligations to be paid to the following types of related parties: a parent company and its subsidiaries; subsidiaries of a common parent; an entity and trust for the benefit of employees, such as pension and profit-sharing trusts that are managed by or under the trusteeship of the entities' management; an entity and its principal owners, management, or member of their immediate families; affiliates; or other parties with the ability to exert significant influence.

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Amount of income (expense) related to nonoperating activities, classified as other.

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Amount of transactions with related party during the financial reporting period.

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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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The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use.

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