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Significant Acquisition Costs - Significant Acquisition Costs by Segment (Details) - Recall Transaction and IODC Transaction - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Business Combination, Separately Recognized Transactions [Line Items]
Total Significant Acquisition Costs	$ 3,950	$ 9,286	$ 8,597	$ 38,715
North American Records and Information Management Business
Business Combination, Separately Recognized Transactions [Line Items]
Total Significant Acquisition Costs	796	950	1,174	4,551
North American Data Management Business
Business Combination, Separately Recognized Transactions [Line Items]
Total Significant Acquisition Costs	11	83	11	434
Western European Business
Business Combination, Separately Recognized Transactions [Line Items]
Total Significant Acquisition Costs	4	1,806	85	5,385
Other International Business
Business Combination, Separately Recognized Transactions [Line Items]
Total Significant Acquisition Costs	1,307	2,001	2,760	3,434
Global Data Center Business
Business Combination, Separately Recognized Transactions [Line Items]
Total Significant Acquisition Costs	70	232	337	11,572
Corporate and Other Business
Business Combination, Separately Recognized Transactions [Line Items]
Total Significant Acquisition Costs	$ 1,762	$ 4,214	$ 4,230	$ 13,339

X

- Definition

The expenses and losses recorded for each transaction with the acquiree that was recognized separately from the acquisition of assets and assumptions of liabilities in the business combination.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (e)(3)
-URI http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463

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- Definition

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+ References

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