Summary of Significant Accounting Policies (Tables)

6 Months Ended

Jun. 30, 2020

Accounting Policies [Abstract]

Calculation Of Basic And Diluted Earnings Per Share

The calculations of basic and diluted earnings per share for the three and six months ended June 30, 2020 and 2019 are:

	Three Months Ended June 30,				Six Months Ended June 30,
	2020		2019		2020		2019
Net income	$	101,066	$	126,540	$	210,308	$	240,521
Shares used to compute basic earnings per common share	147,478,000		151,863,000		148,473,000		152,587,000
Dilutive effect of stock options	2,120,000		3,302,000		2,510,000		3,266,000
Shares used to compute diluted earnings per common share	149,598,000		155,165,000		150,983,000		155,853,000
Basic earnings per common share	$	0.69	$	0.83	$	1.42	$	1.58
Diluted earnings per common share	$	0.68	$	0.82	$	1.39	$	1.54

Adjustments To Reconcile Net Income To Net Cash Provided By Operating Activities

The following table provides the details of the adjustments to reconcile net income to net cash provided by operating activities for the six months ended June 30:

	2020		2019
Net income	$	210,308	$	240,521
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation	15,113		14,753
Amortization	26,217		25,460
Equity in earnings of unconsolidated affiliate	(58,183)		(75,149)
Distributions received from unconsolidated affiliate	84,502		77,288
Stock-based compensation	13,991		10,102
Provision for losses on receivables	(122)		383
Deferred income tax expense	(5,459)		(2,050)
Net loss (gain) from investments	2,086		(1,510)
Change in other long-term liabilities	(1,448)		1,129
Change in other assets	(6,135)		249
Contract costs capitalized, net of amortization	(2,117)		(1,125)
Other	(1,217)		122
Change in current assets and liabilities
(Increase) decrease in
Receivables from investment products	4,292		(2,538)
Receivables	(11,134)		(20,192)
Other current assets	(2,716)		3,708
(Decrease) increase in
Accounts payable	6,357		(5,426)
Accrued liabilities	(9,367)		(47,631)
Deferred revenue	(836)		(449)
Total adjustments	53,824		(22,876)
Net cash provided by operating activities	$	264,132	$	217,645