The number of maturities for the debt issued by the Company.

No definition available.

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- 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/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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-Publisher FASB
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-Section S99
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Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=64930739&loc=d3e28878-108400

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- Definition

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

+ References

+ Details

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- Definition

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

+ References

+ Details

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- 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.

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- Definition

Amount, after accumulated amortization, of debt discount.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 1A
-URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28541-108399

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- Definition

Amount of unamortized debt discount (premium) and debt issuance costs.

+ References

+ Details

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Balance Type:	debit
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- 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://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 3
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-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.17)
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- References

No definition available.

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- Definition

Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601

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-Subparagraph (SX 210.12-04.(a))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24072-122690

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Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

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- Definition

Carrying value as of the balance sheet date of Notes with the highest claim on the assets of the issuer in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle if longer), excluding current portion. Senior note holders are paid off in full before any payments are made to junior note holders.

+ References

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Unsecured senior notes (Details) ¥ in Thousands, $ in Thousands	1 Months Ended
	Apr. 30, 2016 USD ($) item	Dec. 31, 2017 USD ($)	Dec. 31, 2017 CNY (¥)	Dec. 31, 2016 CNY (¥)	Apr. 30, 2016 CNY (¥)
Unsecured senior notes
Carrying value		$ 990,941	¥ 6,447,357	¥ 6,831,012
3.125% notes due 2021
Unsecured senior notes
Aggregate principal amount \| $		500,000
Face value of debt instrument \| $		$ 500,000
Interest rate (as a percent)		3.125%	3.125%
3.875% notes due 2026
Unsecured senior notes
Aggregate principal amount \| $		$ 500,000
Face value of debt instrument \| $		$ 500,000
Interest rate (as a percent)		3.875%	3.875%
Unsecured senior notes
Unsecured senior notes
Number of maturities for debt issued \| item	2
Aggregate principal amount \| $	$ 1,000,000
Face value of debt instrument \| $	$ 1,000,000
Carrying value			¥ 6,447,357
Unamortized discount and debt issuance costs			86,843
Total principal amounts of unsecured senior notes			6,534,200
Debt discount					¥ 79,289
Debt issuance costs					¥ 35,727
Future principal payments for unsecured senior notes due
Due in 2021			3,267,100
Due in 2026			3,267,100
Unsecured senior notes \| 3.125% notes due 2021
Unsecured senior notes
Carrying value			¥ 3,242,565
Effective interest rate (as a percent)		3.37%	3.37%
Unsecured senior notes \| 3.875% notes due 2026
Unsecured senior notes
Carrying value			¥ 3,204,792
Effective interest rate (as a percent)		4.15%	4.15%