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Stock Options and Stock-Based Compensation Shares of Restricted Stock Granted under 2010 Plan (Details) (Plan 2010 [Member], Restricted Stock [Member])	3 Months Ended	12 Months Ended
	Mar. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares	72,684
Remaining Term (In Years)	2 years 1 month 6 days
Four Years [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting Term (In Years)			4 years	4 years
Shares			2,704	1,500
Remaining Term (In Years)			1 year 10 months 24 days	9 months
Five Years [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting Term (In Years)	5 years	5 years	5 years	5 years
Shares	10,422	14,776	7,996	5,500
Remaining Term (In Years)	4 years 10 months 24 days	3 years 9 months 18 days	2 years 10 months 24 days	1 year 10 months 24 days
Three Years [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting Term (In Years)	2 years	3 years	3 years
Shares	10,335	3,808	2,027
Remaining Term (In Years)	1 year 10 months 24 days	1 year 9 months 18 days	9 months
Two Years [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting Term (In Years)	1 year	2 years
Shares	5,086	8,530
Remaining Term (In Years)	9 months	9 months

X

- Definition

Description of the remaining period of time over which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, which may be expressed in a variety of ways (for example, in years, month and year).

+ References

No definition available.

+ Details

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X

- Definition

Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (a)(1)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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X

- Definition

The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(2)(iii)(1)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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