Cash Dividends (Tables)

3 Months Ended

Mar. 31, 2015

Stockholders' Equity Note [Abstract]

Schedule of Conversion Rates for Convertible Notes

In connection with the March 12, 2015, dividend payment, the conversion rate for our convertible notes adjusted as follows:

Convertible Notes	Conversion Rate per $1,000 Principal Amount	Approximate Conversion Price Per Common Share		Effective Date
May 2015 Notes	174.8506	$	5.72	March 3, 2015