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Subsequent Event (Narrative) (Details) |  | 0 Months Ended |  | 0 Months Ended
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Mar. 29, 2014 USD ($) | Apr. 29, 2014 Subsequent Event Wolfson Acquisition [Member] USD ($) | Apr. 29, 2014 Subsequent Event Wolfson Acquisition [Member] GBP (£) | Apr. 29, 2014 Wolfson Wells Fargo Line of Credit [Member] Subsequent Event Wolfson Acquisition [Member] USD ($) | Apr. 29, 2014 Maximum [Member] Wolfson Wells Fargo Line of Credit [Member] Subsequent Event Wolfson Acquisition [Member] | Apr. 29, 2014 Maximum [Member] Wolfson Wells Fargo Line of Credit [Member] Base Rate [Member] Subsequent Event Wolfson Acquisition [Member] | Apr. 29, 2014 Maximum [Member] Wolfson Wells Fargo Line of Credit [Member] London Interbank Offered Rate (LIBOR) [Member] Subsequent Event Wolfson Acquisition [Member] | Apr. 29, 2014 Minimum [Member] Wolfson Wells Fargo Line of Credit [Member] Subsequent Event Wolfson Acquisition [Member] | Apr. 29, 2014 Minimum [Member] Wolfson Wells Fargo Line of Credit [Member] Base Rate [Member] Subsequent Event Wolfson Acquisition [Member] | Apr. 29, 2014 Minimum [Member] Wolfson Wells Fargo Line of Credit [Member] London Interbank Offered Rate (LIBOR) [Member] Subsequent Event Wolfson Acquisition [Member]
Business Acquisition, Share Price |  |  | £ 2.35 |  |  |  |  |  |  |
Offer Consideration |  | $ 488,000,000 | £ 291,000,000 |  |  |  |  |  |  |
USD to GBP exchange rate at acquisition |  | 1.68 |  |  |  |  |  |  |  |
Enterprise Value |  | 467,000,000 | 278,000,000 |  |  |  |  |  |  |
Borrowing limit under the revolving credit facility | 100,000,000 |  |  | 225,000,000 |  |  |  |  |  |
Line of Credit Facility, Interest Rate Description |  |  |  |  |  | .25% | 2.25% |  | 0% | 1.75%
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage |  |  |  |  | 0.40% |  |  | 0.30% |  |
Covenant Terms, Leverage Ratio Requirement | 175.00% |  |  | 175.00% |  |  |  |  |  |
Covenant Terms, Sum of Cash and Cash Equiv Requirement |  |  |  | $ 75,000,000 |  |  |  |  |  |

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- Definition Description of the interest rate for the amounts borrowed under the credit facility, including the terms and the method for determining the interest rate (for example, fixed or variable, LIBOR plus a percentage, increasing rate, timing of interest rate resets, remarketing provisions). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 22 -Article 5 + Details
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