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Restricted cash (Tables)

6 Months Ended

Jun. 30, 2019

Cash and Cash Equivalents [Abstract]

Schedule of cash and cash equivalents

The following is a reconciliation of cash, cash equivalents and restricted cash as of June 30, 2019, December 31, 2018 and June 30, 2018:

	June 30, 2019				December 31, 2018				June 30, 2018
Cash and cash equivalents	$	782,884			$	1,204,018			$	1,598,502
Restricted cash	187,401				211,017				259,971
Total cash, cash equivalents and restricted cash	$	970,285			$	1,415,035			$	1,858,473

Schedule of restricted cash and cash equivalents

The following is a reconciliation of cash, cash equivalents and restricted cash as of June 30, 2019, December 31, 2018 and June 30, 2018:

	June 30, 2019				December 31, 2018				June 30, 2018
Cash and cash equivalents	$	782,884			$	1,204,018			$	1,598,502
Restricted cash	187,401				211,017				259,971
Total cash, cash equivalents and restricted cash	$	970,285			$	1,415,035			$	1,858,473

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Tabular disclosure of the components of cash and cash equivalents.

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- Definition

Tabular disclosure of cash and cash equivalents restricted as to withdrawal or usage.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(1)(a))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
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-URI http://asc.fasb.org/extlink&oid=98513485&loc=SL98516268-108586

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(2))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
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-Subparagraph (SX 210.5-02(1))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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