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Debt Part 2 (Details) In Thousands, unless otherwise specified |  | 12 Months Ended |
--- | --- | --- | ---
Dec. 31, 2013 USD ($) | Dec. 31, 2013 JPMorgan Chase Bank, National Association USD ($) | Dec. 31, 2013 Amendment No. 1 to the 2011 Credit Agreement Effective April 25 , 2013 | Dec. 31, 2013 Prudential Investment Management, Inc. Private Shelf Agreement USD ($) | Dec. 31, 2013 Amended Prudential Investment Management USD ($) | Dec. 31, 2013 Series A Notes USD ($) | Dec. 31, 2013 Series B Notes USD ($) | Dec. 31, 2013 Royal Bank of Scotland Citizens, N.A. USD ($) | Dec. 31, 2013 Royal Bank of Scotland Citizens, N.A. EUR (€) | Dec. 31, 2013 HSBC Bank (China) Company Limited, Shanghai Branch USD ($)
Line of Credit Facility |  |  |  |  |  |  |  |  |  |
Expiration date |  | May 05, 2016 | Mar. 01, 2018 |  | Jul. 24, 2015 |  |  |  |  |
Maximum borrowing capacity |  | $ 125,000 |  | $ 80,000 |  |  |  | $ 2,757 | € 2,000 | $ 5,000
Additional borrowing capacity available |  | 62,500 |  |  |  |  |  |  |  |
Maximum borrowing capacity with additional borrowing |  | 187,500 |  |  |  |  |  |  |  |
Sublimit on borrowings by foreign subsidiaries |  | 100,000 |  |  |  |  |  |  |  |
Minimum commitment fee percentage |  | 0.25% | 0.20% |  |  |  |  |  |  |
Maximum commitment fee percentage |  | 0.40% | 0.35% |  |  |  |  |  |  |
Minimum interest rate spread added to adjusted LIBOR rate based on leverage ratio on Eurocurrency borrowings |  | 1.50% | 1.30% |  |  |  |  |  |  |
Maximum interest rate spread added to adjusted LIBOR rate based on leverage ratio on Eurocurrency borrowings |  | 2.10% | 1.90% |  |  |  |  |  |  |
Interest rate spread added to the federal funds rate on Alternate Base Rate borrowings |  | 0.50% | 0.50% |  |  |  |  |  |  |
Interest rate spread added to LIBOR rate for one month on Alternate Base Rate borrowings |  | 1.00% | 1.00% |  |  |  |  |  |  |
Minimum interest rate spread added to LIBOR rate on Alternate Base Rate borrowings |  | 0.50% | 0.30% |  |  |  |  |  |  |
Maximum interest rate spread added to LIBOR rate on Alternate Base Rate borrowings |  | 1.10% | 0.90% |  |  |  |  |  |  |
Percentage collateral in stock of certain subsidiaries |  | 65.00% |  |  |  |  |  |  |  |
Covenant restriction, Maximum indebtedness to EBITDA |  | 3.00 to 1 |  |  | 3.00 to 1 |  |  |  |  |
Covenant restriction, Minimum EBITDA to interest expense |  | 3.50 to 1 |  |  |  |  |  |  |  |
Covenant restriction, Maximum leverage after paying dividends or repuchasing stock |  | 2.00 to 1 |  |  | 2.00 to 1 |  |  |  |  |
Restriction on dividends and repurchases of common stock, Minimum |  | 50,000 |  | 12,000 | 50,000 |  |  |  |  |
Restriction on dividends and repurchases of common stock, Maximum |  | 75,000 |  | 40,000 | 75,000 |  |  |  |  |
Covenant restriction, Maximum leverage after acquisitions |  | 2.75 to 1 |  |  | 2.75 to 1 |  |  |  |  |
Covenant restriction, Maximum level that can be paid for acquisitions |  | 25,000 |  |  | 25,000 |  |  |  |  |
Amount outstanding |  | 10,000 |  |  | 20,000 |  |  |  |  | 1,500
Weighted average interest rate at end of period |  | 1.47% |  |  |  |  |  |  |  |
Face amount |  |  |  |  |  | 10,000 | 10,000 |  |  |
Interest rate, Stated percentage |  |  |  |  |  | 4.00% | 4.10% |  |  | 5.10%
Payment Terms |  |  |  |  |  | 7 year term | 10 year term |  |  |
Maturity date range, Start |  |  |  |  |  | Mar. 01, 2014 | Jun. 01, 2015 |  |  |
Maturity date range, End |  |  |  |  |  | Mar. 01, 2018 | Jun. 01, 2021 |  |  |
Original debt amount owed to previous owners of Water Star, Inc. | 1,500 |  |  |  |  |  |  |  |  |
Amount Outstanding on notes payable to owners of Water Star, Inc. | $ 0 |  |  |  |  |  |  |  |  |

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