XML 17 R7.htm IDEA: XBRL DOCUMENT
v3.4.0.3

CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY (unaudited) (Parenthetical) | 3 Months Ended
--- | ---
Mar. 31, 2016 $ / shares
Series A Cumulative Convertible Preferred Stock [Member] |
Series A preferred stock dividend (in dollars per share) | $ 1.00

X
- Definition Aggregate dividends declared during the period for each share of preferred stock outstanding. + References No definition available. + Details
Name: | us-gaap_PreferredStockDividendsPerShareDeclared
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_StatementClassOfStockAxis=us-gaap_ConvertiblePreferredStockMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |