Debt and Capital Lease Obligations - Schedule of Aggregate Annual Maturities of Long-term Debt and Capital Lease Obligations (Details) - USD ($) $ in Thousands		Dec. 31, 2016	Dec. 31, 2015
Debt Instrument [Line Items]
Revolving Credit, Maturity, Total	[1]	$ 212,750	$ 127,500
Capital Leases, Future Minimum Payments Due, 2017		832
Capital Leases, Future Minimum Payments Due, 2018		662
Capital Leases, Future Minimum Payments Due, 2019		76
Capital Leases, Future Minimum Payments Due, 2020		8
Capital Leases, Future Minimum Payments Due, 2021		7
Capital Leases, Future Minimum Payments Due, Total		1,585
Capital Leases, Interest Included in Payments		(116)
Capital Leases, Present Value of Net Minimum Payments		1,469
Revolving Credit Agreement
Debt Instrument [Line Items]
Revolving Credit, Maturity, 2017		174,206
Revolving Credit, Maturity, 2018		18,750
Revolving Credit, Maturity, 2019		56,250
Revolving Credit, Maturity, Total		$ 249,206

[1] Represents the weighted-average interest rate in effect at the respective periods for the revolving credit facilities and term loan borrowings, including any applicable margin. The interest rates do not include amortization of debt issuance costs or commitment fees.