Commitments and Contingencies (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014	Aug. 31, 2015
Unrecorded Unconditional Purchase Obligation [Line Items]
Lease Agreement Description	for a 120-month term from April 1, 2012 to March 31, 2022,
Lease Expiration Date	Mar. 31, 2022
Amended Operating Leases Term	120 months
Operating Leases, Rent Expense	$ 936	$ 917	$ 915
Prepaid expenses, long term	$ 408	1,094
Medpace Clinical Development Service Agreement [Member]
Unrecorded Unconditional Purchase Obligation [Line Items]
Service agreement, term	5 years
Committed service obligation				$ 7,000
Contractual obligation paid		3,000
Expenses for services rendered	$ 2,200
Current prepaid expenses	392	1,010
Prepaid expenses, long term	$ 408	$ 1,094