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Business Acquisitions and Divestitures Business Acquisitions and Divestitures Narrative (Details) € in Thousands, $ in Thousands | 3 Months Ended | 6 Months Ended | 12 Months Ended |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | ---
Mar. 31, 2019 USD ($) | Dec. 31, 2018 USD ($) | Sep. 30, 2018 USD ($) | Jun. 30, 2018 USD ($) | Mar. 31, 2018 USD ($) | Dec. 31, 2017 USD ($) | Jun. 30, 2017 USD ($) | Sep. 30, 2017 USD ($) | Mar. 31, 2019 USD ($) | Mar. 31, 2018 USD ($) | Mar. 31, 2017 USD ($) | Mar. 31, 2019 EUR (€) | Mar. 31, 2017 EUR (€) | Sep. 16, 2016 USD ($) | Aug. 31, 2016 USD ($) | Jul. 22, 2016 USD ($)
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Combination, Contingent Consideration, Liability |  | $ 5,950 |  |  |  | $ 8,068 |  |  |  | $ 5,950 | $ 8,068 |  | $ 4,451 |  |  |  |  |  |
Amortization of Intangible Assets |  |  |  |  |  |  |  |  |  | 98,747 | 70,195 |  | 68,607 |  |  |  |  |  |
Revenues |  | 768,213 | $ 696,238 | $ 678,961 | $ 638,758 | 715,973 | $ 661,900 | $ 607,964 | $ 634,159 | 2,782,170 | 2,619,996 |  | 2,612,756 |  |  |  |  |  |
Business Combination, Acquisition Related Costs | [1] |  |  |  |  |  |  |  |  | 8,901 | 16,211 |  | 30,082 |  |  |  |  |  |
Operating Income (Loss) |  |  |  |  |  |  |  |  |  | 411,465 | 399,883 |  | 226,206 |  |  |  |  |  |
Proceeds from Divestiture of Businesses |  |  |  |  |  |  |  |  |  | 2,478 | 8,888 |  | 135,713 |  |  |  |  |  |
Gain (Loss) on Disposition of Business |  |  |  |  |  |  |  |  |  | 1,370 | (14,547) | [2] | $ (86,574) | [2] |  |  |  |  |
Other Loan Receivable | € |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | € 15,000 |  |  |
Loan Receivable Interest Rate |  |  |  |  | 4.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |
Other Receivables |  | 8,494 |  |  |  |  |  |  |  | 8,494 |  |  |  |  | € 7,550 |  |  |  |
Investment Owned, at Cost |  |  |  |  | $ 4,955 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Line of Credit Provided to Investee |  |  |  |  | $ 10,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loan Receivable Terms - Period |  |  |  |  |  |  |  |  |  |  |  |  | P15Y |  |  |  |  |  |
Fiscal 2019 [Member] [Member] [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Purchase price of acquired entity |  | 13,313 |  |  |  |  |  |  |  | 13,313 |  |  |  |  |  |  |  |  |
Fiscal 2018 [Member] [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Combination, Contingent Consideration, Liability |  |  |  |  |  | 5,018 |  |  |  |  | 5,018 |  |  |  |  |  |  |  |
Purchase price of acquired entity |  |  |  |  |  | $ 52,527 |  |  |  |  | 52,527 |  |  |  |  |  |  |  |
Netherlands Linen Management [Domain] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  |  |  |  |  | $ 75,000 |  |  |  |  |  |
Gain (Loss) on Disposition of Business |  |  |  |  |  |  |  |  |  |  |  |  | 43,000 |  |  |  |  |  |
US Linen Management Services [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  |  |  |  |  | 50,000 |  |  |  |  |  |
Proceeds from Divestiture of Businesses |  |  |  |  |  |  |  |  |  |  |  |  | 4,500 |  |  |  |  |  |
Gain (Loss) on Disposition of Business |  |  |  |  |  |  |  |  |  |  |  |  | 31,200 |  |  |  |  |  |
Compass Medical [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Purchase price of acquired entity |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 16,000 |  |
Revenues |  |  |  |  |  |  |  |  |  |  |  |  | 6,000 |  |  |  |  |  |
Phoenix and Endo-Tek [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Purchase price of acquired entity |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 14,300 |
Revenues |  |  |  |  |  |  |  |  |  |  |  |  | 8,000 |  |  |  |  |  |
Business Acquisition, Percentage of Voting Interests Acquired |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 100.00% |
Medisafe [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Purchase price of acquired entity |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 34,500
Revenues |  |  |  |  |  |  |  |  |  |  |  |  | 18,000 |  |  |  |  |  |
Business Acquisition, Percentage of Voting Interests Acquired |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 100.00%
Synergy Health Labs [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  |  |  |  |  | 15,000 |  |  |  |  |  |
Proceeds from Divestiture of Businesses |  |  |  |  |  |  |  |  |  |  |  |  | 26,300 |  |  |  |  |  |
Gain (Loss) on Disposition of Business |  |  |  |  |  |  |  |  |  |  |  |  | 18,700 |  |  |  |  |  |
Applied Infection Control [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  |  |  |  |  | 50,000 |  |  |  |  |  |
Proceeds from Divestiture of Businesses |  |  |  |  |  |  |  |  |  |  |  |  | 41,800 |  |  |  |  |  |
Gain (Loss) on Disposition of Business |  |  |  |  |  |  |  |  |  |  |  |  | 36,200 |  |  |  |  |  |
UK Linen Management Services [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  |  |  |  |  | 50,000 |  |  |  |  |  |
Proceeds from Divestiture of Businesses |  |  |  |  |  |  |  |  |  |  |  |  | 65,400 |  |  |  |  |  |
Gain (Loss) on Disposition of Business |  |  |  |  |  |  |  |  |  |  |  |  | $ 66,400 |  |  |  |  |  |
HCS [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  |  |  | 40,000 |  |  |  |  |  |  |  |
Proceeds from Divestiture of Businesses |  |  |  |  |  |  |  |  |  |  | 8,891 |  |  |  |  |  |  |  |
Gain (Loss) on Disposition of Business |  |  |  |  |  |  |  |  |  |  | $ (13,021) |  |  |  |  |  |  |  |
Equity Investee Loan [Domain] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Other Receivables |  | $ 7,465 |  |  |  |  |  |  |  | $ 7,465 |  |  |  |  |  |  |  |  |
Loan Receivable Terms - Period |  |  |  |  |  |  |  |  |  | P7Y |  |  |  |  |  |  |  |  |
Years 1-4, 4% Int Rate [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loan Receivable Interest Rate |  |  |  |  |  |  |  |  |  |  |  |  | 4.00% |  |  | 4.00% |  |  |
Years 5-15, 12% Int Rate [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loan Receivable Interest Rate |  |  |  |  |  |  |  |  |  |  |  |  | 12.00% |  |  | 12.00% |  |  |
[1] | Acquisition and integration related charges include transaction costs and integration expenses associated with acquisitions
[2] | For more information regarding our goodwill impairment loss see Note 3 titled, "Goodwill and Intangible Assets".

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