Condensed Consolidating Statement Of Income (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
REVENUES:
Royalty fees	$ 81,183	$ 77,670	$ 143,614	$ 136,210
Initial franchise and relicensing fees	5,816	4,722	11,533	8,462
Procurement services	8,589	8,020	13,396	12,798
Marketing and reservation	133,122	103,766	231,835	193,372
Other	3,446	3,486	7,023	6,558
Total revenues	232,156	197,664	407,401	357,400
OPERATING EXPENSES:
Selling, general and administrative	33,122	31,413	65,560	58,093
Marketing and reservation	133,122	103,766	231,835	193,372
Depreciation and amortization	2,995	2,332	5,685	4,610
Total operating expenses	169,239	137,511	303,080	256,075
Operating income	62,917	60,153	104,321	101,325
OTHER INCOME AND EXPENSES, NET:
Interest expense	11,057	10,710	21,236	20,881
Total other income and expenses, net	10,038	9,919	20,408	19,563
Income from continuing operations before income taxes	52,879	50,234	83,913	81,762
Income taxes	17,066	14,955	26,506	25,014
Income from continuing operations, net of income taxes	35,813	35,279	57,407	56,748
Income from discontinued operations, net of income taxes	0	121	0	1,762
Net income	35,813	35,400	57,407	58,510
Parent [Member]
REVENUES:
Royalty fees	75,564	71,090	133,151	124,085
Initial franchise and relicensing fees	5,624	4,435	11,120	8,019
Procurement services	8,440	7,842	13,106	12,473
Marketing and reservation	122,627	92,289	210,863	171,110
Other	2,973	3,342	6,075	6,298
Total revenues	215,228	178,998	374,315	321,985
OPERATING EXPENSES:
Selling, general and administrative	36,705	37,137	75,404	67,711
Marketing and reservation	127,748	96,232	219,772	177,817
Depreciation and amortization	794	756	1,568	1,507
Total operating expenses	165,247	134,125	296,744	247,035
Operating income	49,981	44,873	77,571	74,950
OTHER INCOME AND EXPENSES, NET:
Interest expense	10,947	10,703	20,979	20,871
Equity in earnings of consolidated subsidiaries	(10,533)	(13,188)	(21,865)	(24,114)
Other items, net	(254)	(297)	(546)	(725)
Total other income and expenses, net	160	(2,782)	(1,432)	(3,968)
Income from continuing operations before income taxes	49,821	47,655	79,003	78,918
Income taxes	14,008	12,255	21,596	20,408
Income from continuing operations, net of income taxes	35,813	35,400	57,407	58,510
Income from discontinued operations, net of income taxes	0	0	0	0
Net income	35,813	35,400	57,407	58,510
Guarantor Subsidiaries [Member]
REVENUES:
Royalty fees	39,280	36,759	70,520	60,974
Initial franchise and relicensing fees	0	0	0	0
Procurement services	0	0	0	0
Marketing and reservation	124,342	94,301	214,727	168,200
Other	0	1	0	1
Total revenues	163,622	131,061	285,247	229,175
OPERATING EXPENSES:
Selling, general and administrative	35,307	33,503	63,359	55,594
Marketing and reservation	119,617	90,658	206,428	161,602
Depreciation and amortization	1,952	1,416	3,657	2,734
Total operating expenses	156,876	125,577	273,444	219,930
Operating income	6,746	5,484	11,803	9,245
OTHER INCOME AND EXPENSES, NET:
Interest expense	1	1	1	2
Equity in earnings of consolidated subsidiaries	240	(11)	378	50
Other items, net	(825)	(450)	(528)	(517)
Total other income and expenses, net	(584)	(460)	(149)	(465)
Income from continuing operations before income taxes	7,330	5,944	11,952	9,710
Income taxes	3,206	2,380	5,490	4,184
Income from continuing operations, net of income taxes	4,124	3,564	6,462	5,526
Income from discontinued operations, net of income taxes	0	121	0	1,762
Net income	4,124	3,685	6,462	7,288
Non-Guarantor Subsidiaries [Member]
REVENUES:
Royalty fees	10,549	12,360	21,704	22,882
Initial franchise and relicensing fees	192	287	413	443
Procurement services	149	178	290	325
Marketing and reservation	3,951	5,034	7,572	9,169
Other	473	143	948	259
Total revenues	15,314	18,002	30,927	33,078
OPERATING EXPENSES:
Selling, general and administrative	5,320	3,312	8,558	6,519
Marketing and reservation	3,555	4,734	6,962	9,060
Depreciation and amortization	249	160	460	369
Total operating expenses	9,124	8,206	15,980	15,948
Operating income	6,190	9,796	14,947	17,130
OTHER INCOME AND EXPENSES, NET:
Interest expense	109	6	256	8
Equity in earnings of consolidated subsidiaries	0	0	0	0
Other items, net	60	(44)	246	(76)
Total other income and expenses, net	169	(38)	502	(68)
Income from continuing operations before income taxes	6,021	9,834	14,445	17,198
Income taxes	(148)	320	(580)	422
Income from continuing operations, net of income taxes	6,169	9,514	15,025	16,776
Income from discontinued operations, net of income taxes	0	0	0	0
Net income	6,169	9,514	15,025	16,776
Eliminations [Member]
REVENUES:
Royalty fees	(44,210)	(42,539)	(81,761)	(71,731)
Initial franchise and relicensing fees	0	0	0	0
Procurement services	0	0	0	0
Marketing and reservation	(117,798)	(87,858)	(201,327)	(155,107)
Other	0	0	0	0
Total revenues	(162,008)	(130,397)	(283,088)	(226,838)
OPERATING EXPENSES:
Selling, general and administrative	(44,210)	(42,539)	(81,761)	(71,731)
Marketing and reservation	(117,798)	(87,858)	(201,327)	(155,107)
Depreciation and amortization	0	0	0	0
Total operating expenses	(162,008)	(130,397)	(283,088)	(226,838)
Operating income	0	0	0	0
OTHER INCOME AND EXPENSES, NET:
Interest expense	0	0	0	0
Equity in earnings of consolidated subsidiaries	10,293	13,199	21,487	24,064
Other items, net	0	0	0	0
Total other income and expenses, net	10,293	13,199	21,487	24,064
Income from continuing operations before income taxes	(10,293)	(13,199)	(21,487)	(24,064)
Income taxes	0	0	0	0
Income from continuing operations, net of income taxes	(10,293)	(13,199)	(21,487)	(24,064)
Income from discontinued operations, net of income taxes	0	0	0	0
Net income	(10,293)	(13,199)	(21,487)	(24,064)
Consolidated [Member]
REVENUES:
Royalty fees	81,183	77,670	143,614	136,210
Initial franchise and relicensing fees	5,816	4,722	11,533	8,462
Procurement services	8,589	8,020	13,396	12,798
Marketing and reservation	133,122	103,766	231,835	193,372
Other	3,446	3,486	7,023	6,558
Total revenues	232,156	197,664	407,401	357,400
OPERATING EXPENSES:
Selling, general and administrative	33,122	31,413	65,560	58,093
Marketing and reservation	133,122	103,766	231,835	193,372
Depreciation and amortization	2,995	2,332	5,685	4,610
Total operating expenses	169,239	137,511	303,080	256,075
Operating income	62,917	60,153	104,321	101,325
OTHER INCOME AND EXPENSES, NET:
Interest expense	11,057	10,710	21,236	20,881
Equity in earnings of consolidated subsidiaries	0	0	0	0
Other items, net	(1,019)	(791)	(828)	(1,318)
Total other income and expenses, net	10,038	9,919	20,408	19,563
Income from continuing operations before income taxes	52,879	50,234	83,913	81,762
Income taxes	17,066	14,955	26,506	25,014
Income from continuing operations, net of income taxes	35,813	35,279	57,407	56,748
Income from discontinued operations, net of income taxes	0	121	0	1,762
Net income	$ 35,813	$ 35,400	$ 57,407	$ 58,510