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Value of Liabilities Deconsolidated

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Value of Assets Deconsolidated

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The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

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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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Amount of gain (loss) from sale and disposal of integrated set of activities and assets capable of being conducted and managed for purpose of providing return in form of dividend, lower cost, or other economic benefit to investor, owner, member and participant.

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Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount after tax of loss recognized that results from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount of loss from impairment of right-of-use asset from operating lease.

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The cash inflow associated with the amount received from the sale of a portion of the company's business, for example a segment, division, branch or other business, during the period.

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Amount after tax of reclassification adjustments of other comprehensive income (loss).

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Business Changes and Developments (Details) $ in Thousands, $ in Thousands					12 Months Ended
	Dec. 16, 2020 USD ($)	Dec. 16, 2020 MXN ($)	Jul. 02, 2020 USD ($)	Jul. 02, 2020 MXN ($)	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)
Business Acquisition [Line Items]
Net Loss on Sale and Wind-down of Operations in Mexico, Including Release of Cumulative Foreign Exchange Losses					$ 35,247	$ 0	$ 0
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax					20,337
Operating Lease, Impairment Loss					1,176
Amortization of Intangible Assets					1,605	8,077	9,199
Impairment of Goodwill					0	2,921	$ 0
Goodwill, Impairment Loss, Net of Tax						1,361
Reclassification from Noncontrolling Interest, Current Period, Net of Tax					7,028
Leasehold Improvements
Business Acquisition [Line Items]
Asset Impairment Charges					480
Asset impairment charges					480
Annual Goodwill Assessment [Member]
Business Acquisition [Line Items]
Goodwill, Impairment Loss, Net of Tax						543
Special Charges [Member]
Business Acquisition [Line Items]
Asset Impairment Charges					1,656
Asset impairment charges					1,656
Impairment of Goodwill						2,921
Investment Management [Member]
Business Acquisition [Line Items]
Net Loss on Sale and Wind-down of Operations in Mexico, Including Release of Cumulative Foreign Exchange Losses					3,441
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax					6,295
Investment Management [Member] \| Special Charges [Member] \| Institutional Asset Management [Member]
Business Acquisition [Line Items]
Impairment of Goodwill						2,088
Investment Management [Member] \| Special Charges [Member] \| Annual Goodwill Assessment [Member] \| Institutional Asset Management [Member]
Business Acquisition [Line Items]
Impairment of Goodwill						$ 833
Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] \| ECB Trust Business [Member]
Business Acquisition [Line Items]
Proceeds from Sale of Business, Net of Cash Sold			$ 1,830	$ 39,500
Value of Assets Deconsolidated			$ 475
Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] \| ECB Trust Business [Member] \| Other Revenue, Including Interest and Investments [Member]
Business Acquisition [Line Items]
Net Loss on Sale and Wind-down of Operations in Mexico, Including Release of Cumulative Foreign Exchange Losses					(1,355)
Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] \| ECB Business [Member]
Business Acquisition [Line Items]
Proceeds from Sale of Business, Net of Cash Sold	$ 1,634	$ 35,000
Value of Assets Deconsolidated	32,487
Value of Liabilities Deconsolidated	26,519
Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] \| ECB Business [Member] \| Financial Instruments Owned And Pledged As Collateral At Fair Value [Member]
Business Acquisition [Line Items]
Value of Assets Deconsolidated	24,742
Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] \| ECB Business [Member] \| Investment Securities [Member]
Business Acquisition [Line Items]
Value of Assets Deconsolidated	3,317
Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] \| ECB Business [Member] \| Cash and Cash Equivalents and Restricted Cash [Member]
Business Acquisition [Line Items]
Value of Assets Deconsolidated	2,785
Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] \| ECB Business [Member] \| Securities Sold under Agreements to Repurchase [Member]
Business Acquisition [Line Items]
Value of Liabilities Deconsolidated	$ 24,764
Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] \| ECB Business [Member] \| Other Revenue, Including Interest and Investments [Member]
Business Acquisition [Line Items]
Net Loss on Sale and Wind-down of Operations in Mexico, Including Release of Cumulative Foreign Exchange Losses					$ 4,796