Subsequent Events - Credit Agreement (Details) - Subsequent event [Member] - Line of credit [Member]	Jan. 31, 2016 USD ($)	Jan. 08, 2016 USD ($)
Subsequent Event [Line Items]
Line of credit facility, incremental facility capacity	$ 50,000,000
Prepayment amount from net cash proceeds of certain sales and dispositions (as a percent)	100.00%
Prepayment amount from certain issuance of additional debt (as a percent)	100.00%
Prepayment amount from net cash proceeds from certain issuances or sales of equity securities (as a percent)	50.00%
Prepayment amount from net cash proceeds from certain issuances or sales of equity securities, step down (as a percent)	0.00%
Leverage ratio, maximum allowed	2.50
Prepayment amount from excess cash flow (as a percent)	50.00%
Prepayment amount from excess cash flow, step down (as a percent)	0.00%
Term Loan Facility [Member]
Subsequent Event [Line Items]
Amount of credit facility		$ 125,000,000
Amount outstanding under credit facility		125,000,000
Revolving Credit Facility [Member]
Subsequent Event [Line Items]
Amount of credit facility		50,000,000
Proceeds from line of credit		$ 25,000,000
Swingline [Member]
Subsequent Event [Line Items]
Amount of credit facility	$ 5,000,000