XML 42 R110.htm IDEA: XBRL DOCUMENT v3.20.1

Income Taxes - Movement of valuation allowance (Details) ¥ in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2019 CNY (¥)	Dec. 31, 2019 USD ($)	Dec. 31, 2018 CNY (¥)	Dec. 31, 2017 CNY (¥)
Income Tax Disclosure [Abstract]
Additions in valuation allowance	¥ 70,709	$ 10,158	¥ 37,584	¥ 6,164

X

- Definition

Amount of additions in the valuation allowance for a specified deferred tax asset.

+ References

No definition available.

+ Details

Name:	feng_ValuationAllowanceDeferredTaxAssetAdditionsAmount
Namespace Prefix:	feng_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	us-gaap_IncomeTaxDisclosureAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration