Quarterly report pursuant to Section 13 or 15(d)

Nature of Operations Nature of Operations (Details)

v3.10.0.1
Nature of Operations Nature of Operations (Details) - Subsequent Event [Member]
$ / shares in Units, $ in Millions
Oct. 28, 2018
USD ($)
$ / shares
shares
Subsequent Event [Line Items]  
Merger Value | $ $ 1,700
Denbury Shares | shares 12.4
Penn Virginia Share Price | $ / shares $ 25.86
Denbury Shares, Total Approximate Issuance | shares 191,667,000
Total Cash Payment for Penn Virginia Shares | $ $ 400
Shareholder Percentage 1500.00%