Business Combinations (Details) (Mirth [Member], USD $) In Thousands, unless otherwise specified	0 Months Ended	9 Months Ended
Sep. 09, 2013	Dec. 31, 2013	Dec. 31, 2012
Mirth [Member]
Business Acquisition [Line Items]
Cash paid	$ 35,033	$ 35,033	$ 0
Common stock issued at fair value	7,882	7,882
Contingent consideration	13,307	13,307
Total purchase price	$ 56,222

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Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 30

-Section 30

-Paragraph 7

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Amount of equity interests of the acquirer, including instruments or interests issued or issuable in consideration for the business combination.

+ References

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- Definition

Amount of liability recognized arising from contingent consideration in a business combination.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 30

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-Paragraph 1

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The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Investing Activities

-URI http://asc.fasb.org/extlink&oid=6516133

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-SubTopic 10

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