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6. Debt - Notes Payable (Details) (USD $)	3 Months Ended	12 Months Ended
	Mar. 31, 2015	Dec. 31, 2014
Beginning Balance, Notes Payable	$ 405,095us-gaap_NotesAndLoansPayable	$ 529,311us-gaap_NotesAndLoansPayable
Repayments	(25,682)us-gaap_RepaymentsOfDebt	(124,216)us-gaap_RepaymentsOfDebt
Ending Balance, Notes Payable	379,414us-gaap_NotesAndLoansPayable	405,095us-gaap_NotesAndLoansPayable
Third Party
Beginning Balance, Notes Payable	405,095us-gaap_NotesAndLoansPayable / us-gaap_LineOfCreditFacilityAxis = SAFE_ThirdPartyMember	503,203us-gaap_NotesAndLoansPayable / us-gaap_LineOfCreditFacilityAxis = SAFE_ThirdPartyMember
Repayments	(25,682)us-gaap_RepaymentsOfDebt / us-gaap_LineOfCreditFacilityAxis = SAFE_ThirdPartyMember	(98,108)us-gaap_RepaymentsOfDebt / us-gaap_LineOfCreditFacilityAxis = SAFE_ThirdPartyMember
Ending Balance, Notes Payable	379,414us-gaap_NotesAndLoansPayable / us-gaap_LineOfCreditFacilityAxis = SAFE_ThirdPartyMember	405,095us-gaap_NotesAndLoansPayable / us-gaap_LineOfCreditFacilityAxis = SAFE_ThirdPartyMember
Related Party
Beginning Balance, Notes Payable		26,108us-gaap_NotesAndLoansPayable / us-gaap_LineOfCreditFacilityAxis = SAFE_RelatedPartyMember
Repayments		(26,108)us-gaap_RepaymentsOfDebt / us-gaap_LineOfCreditFacilityAxis = SAFE_RelatedPartyMember
Ending Balance, Notes Payable

X

- Definition

Including the current and noncurrent portions, carrying value as of the balance sheet date of all notes and loans payable (with maturities initially due after one year or beyond the operating cycle if longer).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19, 20, 22

-Article 5



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 944

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.7-03.16)

-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

+ Details

Name:	us-gaap_NotesAndLoansPayable
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

The cash outflow during the period from the repayment of aggregate short-term and long-term debt. Excludes payment of capital lease obligations.

+ References

No definition available.

+ Details

Name:	us-gaap_RepaymentsOfDebt
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Details

Name:	us-gaap_LineOfCreditFacilityAxis=SAFE_RelatedPartyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LineOfCreditFacilityAxis=SAFE_ThirdPartyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: