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Summary of Significant Accounting Policies Summary of Significant Accounting Policies - Schedule of Changes in Carrying Value of Goodwill (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Mar. 31, 2020 | Jun. 30, 2020
Gross amount of goodwill [Roll Forward] |  |
Goodwill beginning balance | $ 4,485,209 | $ 4,485,209
Non-deductible goodwill acquired during the year |  | 48,775
Goodwill impairment |  | (23,000)
Fair value and other adjustments |  | (3,482)
Currency effects |  | (86,440)
Goodwill ending balance |  | 4,421,062
Accumulated goodwill impairment, beginning balance | 135,420 | 135,420
Accumulated goodwill impairment, ending balance |  | 158,420
Total fair value and other adjustments |  | (3,925)
Cash paid for previous acquisition |  | 443
Global RIM Business |  |
Gross amount of goodwill [Roll Forward] |  |
Goodwill beginning balance | 3,942,901 | 3,942,901
Non-deductible goodwill acquired during the year |  | 48,775
Goodwill impairment |  | 0
Fair value and other adjustments |  | (3,885)
Currency effects |  | (85,887)
Goodwill ending balance |  | 3,901,904
Accumulated goodwill impairment, beginning balance | 132,409 | 132,409
Accumulated goodwill impairment, ending balance |  | 132,409
Global Data Center Business |  |
Gross amount of goodwill [Roll Forward] |  |
Goodwill beginning balance | 424,568 | 424,568
Non-deductible goodwill acquired during the year |  | 0
Goodwill impairment |  | 0
Fair value and other adjustments |  | 0
Currency effects |  | 158
Goodwill ending balance |  | 424,726
Accumulated goodwill impairment, beginning balance | 0 | 0
Accumulated goodwill impairment, ending balance |  | 0
Corporate and Other Business |  |
Gross amount of goodwill [Roll Forward] |  |
Goodwill beginning balance | 117,740 | 117,740
Non-deductible goodwill acquired during the year |  | 0
Goodwill impairment |  | (23,000)
Fair value and other adjustments |  | 403
Currency effects |  | (711)
Goodwill ending balance |  | 94,432
Accumulated goodwill impairment, beginning balance | 3,011 | 3,011
Accumulated goodwill impairment, ending balance |  | $ 26,011
Fine Arts |  |
Gross amount of goodwill [Roll Forward] |  |
Goodwill impairment | (23,000) |
Goodwill ending balance | $ 15,000 |

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