SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)

12 Months Ended

Dec. 31, 2018

Accounting Policies [Abstract]

Schedule of advertising costs expensed

Years ended December 31,	2018		2017		2016
(in thousands)
Advertising	$	69,875	$	66,115	$	61,258

Schedule of cash and cash equivalents

At December 31,	2018		2017
(in thousands) (in US dollars)
Cash held in foreign bank accounts	$	53,613	$	57,790

Schedule of depreciation

Years ended December 31,	2018		2017		2016
(in thousands)
Depreciation	$	30,364	$	27,381	$	24,725

Reconciliation of weighted average shares outstanding along with the earnings per share attributable to restricted shares of common stock (participating securities)

All share and per share information in the following chart are restated for the stock split effective December 10, 2018:

Years Ended December 31,	2018			2017			2016
Net income available to stockholders	$	231,663		$	179,124		$	167,369
Less: Dividends paid
Common Stock		(151,458	)		(120,930	)		(107,880	)
Restricted shares of common stock		(1,284	)		(1,087	)		(1,122	)
Undistributed earnings for the period	$	78,921		$	57,107		$	58,367
Allocation of undistributed earnings:
Common stock	$	78,255		$	56,567		$	57,722
Restricted shares of common stock		666			540			645
Basic and diluted shares outstanding:
Common stock		324,529			323,890			323,745
Restricted shares of common stock		2,762			3,091			3,619
		327,291			326,981			327,366
Basic and diluted earnings per share:
Common stock:
Distributed earnings	$	0.47		$	0.37		$	0.33
Undistributed earnings		0.24			0.18			0.18
	$	0.71		$	0.55		$	0.51
Restricted shares of common stock
Distributed earnings	$	0.47		$	0.35		$	0.31
Undistributed earnings		0.24			0.18			0.18
	$	0.71		$	0.53		$	0.49