Debt (Tables)

6 Months Ended

Jun. 30, 2015

Debt Disclosure [Abstract]

Schedule of Maturities of Long-term Debt

The aggregate mandatory principal payments due are as follows:

2015	$1.4	million
2016	$3.4	million
2017	$4.1	million
2018	$4.8	million
2019	$5.5	million
2020	$160.8	million