Director Compensation, Annual Cash Retainer

No definition available.

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- Definition

Director Compensation, Annual Equity Retainer

+ References

No definition available.

+ Details

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- Definition

Annual cash retainer approved to be paid to each independent director for each regular or special meeting.

+ References

No definition available.

+ Details

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- Definition

Pre tax compensation expense related to director fees, annual retainers, and deferred compensation amortization.

+ References

No definition available.

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- Definition

Annual cash retainer approved to be paid to other committee members and chairment for each regular or special meeting.

+ References

No definition available.

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- Definition

Weighted average purchase price of capital shares purchased through an employee stock purchase plan.

+ References

No definition available.

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- Definition

Number of Directors

+ References

No definition available.

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- Definition

Number of Dividends Declared

+ References

No definition available.

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- Definition

Number of Executives

+ References

No definition available.

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- Definition

Share-based Compensation Arrangement by Share-based Award, Performance Shares, Purchase Price, Fixed Option

+ References

No definition available.

+ Details

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Annual Vesting Percentage

+ References

No definition available.

+ Details

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Contractual Term of Award

+ References

No definition available.

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other Than Options, Grants in Period, Aggregate Grant Date Market Value

+ References

No definition available.

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- Definition

Share Based Compensation Arrangement By Share Based Payment Award, Options, Aggregate Grant Date Fair Value

+ References

No definition available.

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Purchase Price, Variable Option, Basis Spread Over Common Stock Market Price

+ References

No definition available.

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Surrender of Awards, Base Repurchase Price

+ References

No definition available.

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Vesting Requirement, Common Stock Market Price

+ References

No definition available.

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Vesting Requirement, Common Stock Market Price, Term

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No definition available.

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Vesting Requirement, Period to Achieve Common Stock Market Price

+ References

No definition available.

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- Definition

Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 1

-Subparagraph (b)

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-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section S99

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-Subparagraph (SAB TOPIC 14.F)

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-Subparagraph (h)(1)(i)

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-Publisher SEC

-Name Staff Accounting Bulletin (SAB)

-Number Topic 14

-Section F

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- Definition

Aggregate dividends declared during the period for each share of common stock outstanding.

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- Definition

Amount of paid and unpaid common stock dividends declared with the form of settlement in cash.

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- Definition

Unrecognized cost of unvested share-based compensation awards.

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

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-Subparagraph (i)

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- Definition

Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

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- Definition

The cash outflow to reacquire common stock during the period.

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-Publisher FASB

-Name Accounting Standards Codification

-Glossary Financing Activities

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-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 15

-Subparagraph (a)

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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.

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-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (a)(1)

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- Definition

Percentage of vesting of share-based compensation awards.

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-SubTopic 10

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- 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).

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-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

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

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- Definition

Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (a)(2)

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- Definition

The maximum number of shares (or other type of equity) originally approved (usually by shareholders and board of directors), net of any subsequent amendments and adjustments, for awards under the equity-based compensation plan. As stock or unit options and equity instruments other than options are awarded to participants, the shares or units remain authorized and become reserved for issuance under outstanding awards (not necessarily vested).

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-SubTopic 10

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-Paragraph 2

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- Definition

Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of vested portions of options outstanding and currently exercisable.

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-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

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- Definition

Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

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-Name Accounting Standards Codification

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-SubTopic 10

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-Paragraph 2

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- Definition

Gross number of share options (or share units) granted during the period.

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No definition available.

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- Definition

Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding.

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- Definition

Fair value of options vested. Excludes equity instruments other than options, for example, but not limited to, share units, stock appreciation rights, restricted stock.

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-Name Accounting Standards Codification

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-SubTopic 10

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-Paragraph 2

-Subparagraph (c)

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- Definition

Purchase price of common stock expressed as a percentage of its fair value.

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No definition available.

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- Definition

Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

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No definition available.

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- Definition

Number of shares issued during the period as a result of an employee stock purchase plan.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Article 3

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 505

-SubTopic 10

-Section 50

-Paragraph 2

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-Topic 505

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-Section S99

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-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 29, 30

-Article 5

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Gross number of shares (or other type of equity) issued during the period as a result of any equity-based compensation plan other than an employee stock ownership plan (ESOP). Shares issued could result from the issuance of restricted stock, the exercise of stock options, stock issued under employee stock purchase plans, and/or other employee benefit plans.

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Stockholders' Equity Stockholders' Equity (Narrative) (Details) (USD $)	3 Months Ended				12 Months Ended			3 Months Ended	6 Months Ended	0 Months Ended	3 Months Ended	0 Months Ended
	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2014 dividend	Dec. 31, 2013	Dec. 31, 2012	Jun. 30, 2012	Jun. 30, 2013	Jan. 03, 2014	Sep. 30, 2012 D	May 21, 2014 director	Mar. 05, 2012	May 23, 2012	May 22, 2012
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares authorized under stock based compensation plans														5,000,000	2,850,000
Stock options awarded (in shares)					804,000	563,000	96,000
Grants, weighted average exercise price					$ 20.20	$ 16.73	$ 5.94
Shares purchased through Employee Stock Purchase Plan (in shares)					55,877	76,272	100,620
Weighted average purchase price of ESPP shares purchased during the period (in dollars per share)					$ 15.50	$ 11.89	$ 4.92
Payments for buy back of common stock					$ 0	$ 0	$ 4,531,000
Directors fees approved under new Directors Compensation Policy, other committee members and chairs													2,000
Directors fees approved under new Directors Compensation Policy													1,600
Number of quarterly dividend declarations					4csv_NumberofDividendsDeclared
Dividends declared per share (in dollars per share)	$ 0.025	$ 0.025	$ 0.025	$ 0.025	$ 0.10	$ 0.10	$ 0.10
Dividends declared, common stock, amount					1,800,000us-gaap_DividendsCommonStockCash
Employee Stock Option
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock options awarded (in shares)		15,000	6,000	457,700		562,500	96,283
Grants, weighted average exercise price		$ 18.86	$ 17.00	$ 20.26
Incremental award vesting percentage		25.00%	25.00%	33.33%
Award vesting period (in years)		4 years	4 years	3 years
Stock option, contracted term		6 years	6 years	5 years
Value of stock options granted		100,000	100,000	3,900,000		2,300,000	200,000
Intrinsic value of outstanding stock options	5,365,000				5,365,000
Intrinsic value of exercisable stock options	3,287,000				3,287,000
Total intrinsic value of options exercised					1,000,000	500,000	260,000
Total fair value of stock options vested					752,000	224,000	142,000
Share based compensation expense					1,594,000	797,000	218,000
Unrecognized share based compensation cost	3,400,000				3,400,000
Unrecognized share based compensation, expected term (in years)					2 years
Employee Stock Option \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Contractual term of all options granted					10 years
Employee Stock Option \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Contractual term of all options granted					5 years
Employee Stock Purchase Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share based compensation expense					260,000	277,000	135,000
Purchase price percentage of grant date price per share (as a percent)					85.00%
Restricted Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share based compensation expense					1,800,000	1,700,000	1,400,000
Unrecognized share based compensation cost	5,300,000				5,300,000
Unrecognized share based compensation, expected term (in years)					2 years 2 months 12 days
Restricted Stock \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period (in years)					4 years
Vesting percentage per period					33.33%
Restricted Stock \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period (in years)					3 years
Vesting percentage per period					25.00%
Restricted Stock Units (RSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period (in years)									4 years
Awards granted					200,000			200,000
Awards granted, aggregate grant date market value									4,100,000
Performance Shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Performance-based stock awards, purchase price, variable option, basis spread over common stock market price (in dollars per share)											$ 0.50
Performance-based stock awards, purchase price, fixed option (in dollars per share)											$ 9.00
Performance-based stock awards, vesting requirement, common stock market price (in dollars per share)											$ 21.50
Performance-based stock awards, vesting requirement, common stock market price, days achieved											3
Performance-based stock awards, vesting requirement, period to achieve common stock market price											30 days
Performance-based stock awards, surrender of awards, base repurchase price (in dollars per share)										$ 19.00
Payments for buy back of common stock					16,200,000
Executives \| Employee Stock Option
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock options awarded (in shares)				300,000
Grants, weighted average exercise price				$ 20.49
Number of executives				3
New Employee \| Employee Stock Option
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock options awarded (in shares)			25,000
Grants, weighted average exercise price			$ 17.21
Board of Directors
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares of common stock issued (in shares)												13,233
Number of directors												3
Directors compensation expense					800,000
Board of Directors \| Performance Shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Payments for buy back of common stock					3,200,000
Audit Committee Chairman
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Director compensation, annual cash retainer													17,500
Compensation And Corporate Governance Committee Chairman
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Director compensation, annual cash retainer													15,000
Board of Directors Chairman
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Director compensation, annual cash retainer													115,000
Director
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Director compensation, annual cash retainer													40,000
Director compensation, annual equity retainer													$ 75,000