The per share amount of a dividend declared, but not paid, as of the financial reporting date.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 50

-Paragraph 3

-URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4304-108586

Name:	us-gaap_DividendsPayableAmountPerShare
Namespace Prefix:	us-gaap_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant

Subsequent Events Subsequent Events (Details) (USD $)	Feb. 10, 2014 Agreement to Merge with Mountain West [Domain]	Feb. 10, 2014 Common Class A [Member] Agreement to Merge with Mountain West [Domain]	Jan. 24, 2014 Common Class A [Member] Amendment to 2006 Equity Compensation Plan [Domain]	Jan. 23, 2014 Common Stock [Member] Subsequent Event [Member]
Subsequent Event [Line Items]
Dividends Payable, Amount Per Share				$ 0.16
Additional Shares Authorized			1,500,000
Merger Conversion Share Rate		0.2552
Merger Conversion Rate	$ 7.125