Goodwill and Intangibles - Schedule of Allocation of Goodwill to Our Reportable Operating Segments for Purposes of Goodwill Impairment Testing (Detail) (USD $) In Thousands, unless otherwise specified	6 Months Ended
Jun. 30, 2014
Goodwill [Line Items]
Beginning Balance	$ 32,235
Changes in goodwill	(135)
Ending Balance	32,100
WSFS Bank [Member]
Goodwill [Line Items]
Beginning Balance	27,101
Changes in goodwill	(135)
Ending Balance	26,966
Cash Connect [Member]
Goodwill [Line Items]
Beginning Balance
Changes in goodwill
Ending Balance
Trust & Wealth Management [Member]
Goodwill [Line Items]
Beginning Balance	5,134
Changes in goodwill
Ending Balance	$ 5,134

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 20

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 20

-Section 45

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266

Name:	us-gaap_Goodwill
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant