XML 41 R28.htm IDEA: XBRL DOCUMENT
v3.20.2

Allowance for Expected Credit Losses (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2020
Credit Loss [Abstract] |
Premiums receivable | The following table provides a roll forward of the allowance for expected credit losses of the Company’s premium receivables:
|  | June 30, 2020
|  | Premium Receivables, Net of Allowance |  | Allowance for Expected Credit Losses
Three Months Ended |  |  |  |
Balance at beginning of period |  | $ | 2,155,204 |  |  | $ | 27,990 |
Cumulative effect of accounting change (1) |  |  |  | — |
Change for provision of expected credit losses (2) |  |  |  | 8,064 |
Balance at end of period |  | $ | 2,203,753 |  |  | $ | 36,054 |
Six Months Ended |  |  |  |
Balance at beginning of period |  | $ | 1,778,717 |  |  | $ | 21,003 |
Cumulative effect of accounting change (1) |  |  |  | 6,539 |
Change for provision of expected credit losses (2) |  |  |  | 8,512 |
Balance at end of period |  | $ | 2,203,753 |  |  | $ | 36,054 |
(1) Adoption of ASU 2016-13, “Financial Instruments - Credit Losses (Topic 326)” See note 1. (2) Amounts deemed uncollectible are written-off in operating expenses. For the 2020 second quarter and six months ended June 30, 2020, amounts written off totaled $1.8 million and $2.3 million, respectively.
Reinsurance recoverables | The following table provides a roll forward of the allowance for expected credit losses of the Company’s reinsurance recoverables:
|  | June 30, 2020
|  | Reinsurance Recoverables, Net of Allowance |  | Allowance for Expected Credit Losses
Three Months Ended |  |  |  |
Balance at beginning of period |  | $ | 4,303,135 |  |  | $ | 13,700 |
Cumulative effect of accounting change (1) |  |  |  | — |
Change for provision of expected credit losses |  |  |  | (105 | )
Balance at end of period |  | $ | 4,363,507 |  |  | $ | 13,595 |
Six Months Ended |  |  |  |
Balance at beginning of period |  | $ | 4,346,816 |  |  | $ | 1,364 |
Cumulative effect of accounting change (1) |  |  |  | 12,010 |
Change for provision of expected credit losses |  |  |  | 221 |
Balance at end of period |  | $ | 4,363,507 |  |  | $ | 13,595 |
(1) Adoption of ASU 2016-13, “Financial Instruments - Credit Losses (Topic 326)” See note 1.
Contractholder receivables | The following table provides a roll forward of the allowance for expected credit losses of the Company’s contractholder receivables:
|  | June 30, 2020
|  | Contractholder Receivables, Net of Allowance |  | Allowance for Expected Credit Losses
Three Months Ended |  |  |  |
Balance at beginning of period |  | $ | 2,140,724 |  |  | $ | 9,038 |
Cumulative effect of accounting change (1) |  |  |  | — |
Change for provision of expected credit losses |  |  |  | (2,748 | )
Balance at end of period |  | $ | 2,179,124 |  |  | $ | 6,290 |
Six Months Ended |  |  |  |
Balance at beginning of period |  | $ | 2,119,460 |  |  | $ | — |
Cumulative effect of accounting change (1) |  |  |  | 6,663 |
Change for provision of expected credit losses |  |  |  | (373 | )
Balance at end of period |  | $ | 2,179,124 |  |  | $ | 6,290 |
(1) Adoption of ASU 2016-13, “Financial Instruments - Credit Losses (Topic 326)” See note 1.

X
- Definition Tabular disclosure of allowance for credit loss on contractholder receivables. + References No definition available. + Details
Name: | acgl_ContractholderReceivablesAllowanceForCreditLossTableTextBlock
Namespace Prefix: | acgl_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_CreditLossAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of allowance for credit loss on premium receivable. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=121599337&loc=SL82919249-210447 + Details
Name: | us-gaap_PremiumReceivableAllowanceForCreditLossTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of allowance for credit loss on reinsurance recoverable. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=121599337&loc=SL82919249-210447 + Details
Name: | us-gaap_ReinsuranceRecoverableAllowanceForCreditLossTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration