Accounts Receivable, net ((Details) - USD ($) $ in Thousands |
Sep. 30, 2016 |
Dec. 31, 2015 |
|---|---|---|
| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||
| Allowance for doubtful accounts | $ (2,595) | $ (3,924) |
| Accounts receivable, net | 385,497 | 308,285 |
| Trade Accounts Receivable [Member] | ||
| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||
| Accounts receivable, gross, current | 257,714 | 160,783 |
| Credit Card Receivable [Member] | ||
| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||
| Accounts receivable, gross, current | 82,153 | 98,484 |
| Vendor receivables for rebates, branding and other [Member] | ||
| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||
| Accounts receivable, gross, current | 17,423 | 14,561 |
| Other Receivables [Member] | ||
| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||
| Accounts receivable, gross, current | $ 30,802 | $ 38,381 |