Accounts Receivable

6 Months Ended

Jun. 30, 2015

Accounts, Notes, Loans and Financing Receivable, Gross, Allowance, and Net [Abstract]

Accounts Receivable

Accounts Receivable

Accounts receivable are net of an allowance for doubtful accounts of $7.8 million at June 30, 2015 and $8.0 million at December 31, 2014.