5. Deferred Rent (Details) (USD $)	Sep. 30, 2013	Dec. 31, 2012	Dec. 31, 2011
Deferred Rent Details
Landlord-funded leasehold improvements	$ 1,059,186	$ 900,989	$ 0
Less accumulated amortization	(109,127)	(39,187)	0
Total (current portion $111,250)	950,059	861,802	0
Straight line rent adjustment	79,498	88,277	12,267
Total deferred rent	$ 1,029,557	$ 950,079	$ 12,267

For a classified balance sheet, the cumulative difference as of the balance sheet date between the payments required by a lease agreement and the rental income or expense recognized on a straight-line basis, or other systematic and rational basis more representative of the time pattern in which use or benefit is granted or derived from the leased property, expected to be recognized in income or expense, by the lessor or lessee, respectively, within one year of the balance sheet date.

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 210.5-02.20)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 840

-SubTopic 20

-Section 25

-Paragraph 2

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=7501430&loc=d3e39927-112707

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