Summary of Significant Accounting Policies (Details) (USD $)
In Thousands, unless otherwise specified |
12 Months Ended | ||
---|---|---|---|
Dec. 31, 2014
|
Dec. 31, 2013
|
Dec. 31, 2012
|
|
Allowance For Doubtful Accounts Receivable Rollforward [Line Items] | |||
Allowance for Doubtful Accounts, Balance at Beginning of Period | $ 578 | $ 577 | $ 794 |
Charged to Costs and Expenses | 139 | 293 | 134 |
Write Off of Uncollectible Accounts,Net of Recoveries | (322) | (292) | (351) |
Allowance for Doubtful Accounts, Balance at End of Period | $ 395 | $ 578 | $ 577 |