Percentage points added to the reference rate to compute the variable rate on the debt instrument.

No definition available.

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Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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-SubTopic 20
-Section 50
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+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 6
-Subparagraph (a)
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-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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Balance Type:	na
Period Type:	instant

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

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.

+ References

No definition available.

+ Details

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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.17)
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Balance Type:	debit
Period Type:	instant

- Definition

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (b)(3)
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-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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Balance Type:	credit
Period Type:	instant

- Definition

The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission.

+ References

No definition available.

+ Details

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Debt of the Operating Partnership - Schedule of Outstanding Borrowings (Details) - Americold Realty Operating Partnership, L.P.. - USD ($) $ in Thousands			12 Months Ended
	Sep. 24, 2019	Sep. 23, 2019	Dec. 31, 2019	Apr. 26, 2019	Dec. 31, 2018	Dec. 04, 2018	Nov. 06, 2018
Debt Instrument [Line Items]
Carrying Amount			$ 1,708,443
Total indebtedness, net of unamortized deferred financing costs			1,695,447
Mortgage Notes and Term Loans \| 2018 Senior Unsecured Term Loan A Facility
Debt Instrument [Line Items]
Carrying Amount			1,708,443		$ 1,364,957
Estimated Fair Value			1,783,463		1,365,812
Less deferred financing costs			(12,996)		(13,943)
Total indebtedness, net of unamortized deferred financing costs			1,695,447		1,351,014
Mortgage Loans \| 2013 Mortgage Loans
Debt Instrument [Line Items]
Carrying Amount			283,443		289,957
Estimated Fair Value			$ 287,463		283,687
Mortgage Loans \| Senior note
Debt Instrument [Line Items]
Contractual Interest Rate			3.81%
Effective Interest Rate as of December 31, 2019			4.14%
Carrying Amount			$ 181,443		187,957
Estimated Fair Value			$ 184,618		184,667
Mortgage Loans \| Mezzanine A
Debt Instrument [Line Items]
Contractual Interest Rate			7.38%
Effective Interest Rate as of December 31, 2019			7.55%
Carrying Amount			$ 70,000		70,000
Estimated Fair Value			$ 70,525		67,900
Mortgage Loans \| Mezzanine B
Debt Instrument [Line Items]
Contractual Interest Rate			11.50%
Effective Interest Rate as of December 31, 2019			11.75%
Carrying Amount			$ 32,000		32,000
Estimated Fair Value			32,320		31,120
Senior Notes
Debt Instrument [Line Items]
Carrying Amount			950,000		600,000
Estimated Fair Value			$ 1,023,375		609,500
Senior Notes \| Series A notes
Debt Instrument [Line Items]
Contractual Interest Rate			4.68%				4.68%
Effective Interest Rate as of December 31, 2019			4.77%
Carrying Amount			$ 200,000		200,000
Estimated Fair Value			$ 217,750		202,500
Senior Notes \| Series B notes
Debt Instrument [Line Items]
Contractual Interest Rate			4.86%				4.86%
Effective Interest Rate as of December 31, 2019			4.92%
Carrying Amount			$ 400,000		400,000
Estimated Fair Value			$ 439,000		407,000
Senior Notes \| Series C notes
Debt Instrument [Line Items]
Contractual Interest Rate			4.10%	4.10%
Effective Interest Rate as of December 31, 2019			4.15%
Carrying Amount			$ 350,000		0
Estimated Fair Value			$ 366,625		0
Term Loans \| 2018 Senior Unsecured Term Loan A Facility
Debt Instrument [Line Items]
Effective Interest Rate as of December 31, 2019			3.14%
Carrying Amount			$ 475,000		475,000
Estimated Fair Value			$ 472,625		472,625
Term Loans \| 2018 Senior Unsecured Term Loan A Facility \| LIBOR
Debt Instrument [Line Items]
Applicable interest rate			1.00%
Revolving Credit Facility \| Term Loans \| 2018 Senior Unsecured Revolving Credit Facility \| LIBOR
Debt Instrument [Line Items]
Applicable interest rate	1.00%	1.45%
Revolving Credit Facility \| Line of Credit \| 2018 Senior Unsecured Revolving Credit Facility
Debt Instrument [Line Items]
Effective Interest Rate as of December 31, 2019			0.36%
Carrying Amount			$ 0		0
Estimated Fair Value			0		$ 0
Less deferred financing costs			$ (2,800)			$ (8,900)
Revolving Credit Facility \| Line of Credit \| 2018 Senior Unsecured Revolving Credit Facility \| LIBOR
Debt Instrument [Line Items]
Applicable interest rate	0.90%	1.45%	0.90%