XML 32 R21.htm IDEA: XBRL DOCUMENT v3.19.1

Compensation Plans (Tables)

3 Months Ended

Mar. 31, 2019

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Roll-Forward of Outstanding Restricted Stock Grants Issued

The following table represents a roll-forward of outstanding Restricted Stock and related activity during the three months ended March 31, 2019:

	Shares			Weighted-Average Grant Date Price per Share
Outstanding Restricted Stock as of December 31, 2018	214,575			$	177.22
Grants issued	24,875			155.15
Grants vested	—			—
Grants forfeited	(4,250	)		162.03
Total Outstanding Restricted Stock as of March 31, 2019	235,200			$	175.16

Expense Recognition of Deferred Compensation

The recognition of compensation expense related to deferred compensation over the remaining vesting periods is as follows:

Nine Months   Remaining In
2019				2020				2021				2022				2023				Thereafter				Total
$	5,501,114			$	6,146,135			$	4,865,576			$	3,878,442			$	1,641,414			$	1,624,093			$	23,656,774

Schedule of Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Grant Date Intrinsic Value

The following table represents common shares issued as part of our incentive compensation program during the three months ended March 31, 2019 and 2018:

	Shares Issued			Grant Date Value
March 31, 2019	24,048			$	3,655,296
March 31, 2018	20,153			4,109,197

X

- Definition

Schedule of expense recognition of deferred compensation arrangement.

+ References

No definition available.

+ Details

Name:	dhil_ScheduleOfExpenseRecognitionOfDeferredCompensationArrangementTableTextBlock
Namespace Prefix:	dhil_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of the total intrinsic value of options exercised (or share units converted), share-based liabilities paid, and the total fair value of shares vested during the year.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (d)(2)
-URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901

+ Details

Name:	us-gaap_ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGrantDateIntrinsicValueTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Disclosure of the number and weighted-average grant date fair value for restricted stock and restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock and restricted stock units that were granted, vested, or forfeited during the year.

+ References

No definition available.

+ Details

Name:	us-gaap_ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration