Income Taxes - Summary of Tax Years that Remain Open and Subject to Examination by The Tax Authorities (Details) |
12 Months Ended |
|---|---|
Dec. 31, 2016 | |
| U.S. Federal | Earliest Tax Year | |
| Income Tax Contingency [Line Items] | |
| Open Tax Year | 2013 |
| U.S. Federal | Latest Tax Year | |
| Income Tax Contingency [Line Items] | |
| Open Tax Year | 2016 |
| State | Earliest Tax Year | |
| Income Tax Contingency [Line Items] | |
| Open Tax Year | 2012 |
| State | Latest Tax Year | |
| Income Tax Contingency [Line Items] | |
| Open Tax Year | 2016 |